USPTO Examiner GUPTA SARIKA - Art Unit 1729

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
18771951Zeolite Battery HeaterJuly 2024July 2025Allow1211YesNo
18735216LIQUID COOLING PLATE AND BATTERY MODULEJune 2024December 2024Allow710NoNo
18608314TOP CAP ASSEMBLY, BATTERY, AND ELECTRICAL DEVICEMarch 2024October 2024Allow710NoNo
18392979ENERGY-STORAGE DEVICE AND ELECTRICITY-CONSUMPTION DEVICEDecember 2023June 2024Allow610NoNo
18385034SECONDARY BATTERYOctober 2023August 2025Allow2220NoNo
18550969SOLID-STATE BATTERY AND SOLID-STATE BATTERY MANUFACTURING METHODSeptember 2023March 2025Abandon1830YesNo
18458984BATTERY WELDSAugust 2023August 2025Allow2411YesNo
18360732MULTI-DENSITY MATERIAL FOR BATTERY SUBASSEMBLIESJuly 2023May 2024Allow1011YesNo
18216249END COVER ASSEMBLY, ENERGY STORAGE DEVICE AND ELECTRICAL EQUIPMENTJune 2023December 2023Allow600NoNo
18299882Button-Type BatteryApril 2023July 2024Allow1500YesNo
18189289Ni based cathode material for rechargeable lithium-ion batteriesMarch 2023March 2025Allow2430YesNo
18149461EXTERNAL SHORT-CIRCUIT DEVICE AND BATTERY MODULE INCLUDING THE SAMEJanuary 2023February 2026Allow3700YesNo
18088804BatteryDecember 2022December 2025Allow3500NoNo
18086402RIVETING STRUCTURE OF ELECTRODE TERMINAL, AND CYLINDRICAL BATTERY CELL, BATTERY PACK AND VEHICLE INCLUDING THE SAMEDecember 2022June 2025Allow3032YesNo
17928409BIPOLAR SURFACE ELEMENTNovember 2022October 2025Abandon3510NoNo
17922954RECHARGEABLE BATTERYNovember 2022January 2026Allow3910NoNo
17967903BATTERY CELL PACK AND ASSEMBLY METHOD OF BATTERY CELL PACKOctober 2022February 2026Allow4010NoNo
17962524BATTERY TOP COVER ASSEMBLY STRUCTUREOctober 2022January 2026Allow4010YesNo
17956204TOP COVER ASSEMBLY FOR BATTERY AND BATTERYSeptember 2022March 2026Allow4110NoNo
17934738SECONDARY BATTERYSeptember 2022February 2026Allow4020YesNo
17951667FUEL CELL DEVICESeptember 2022August 2025Allow3400NoNo
17906620SEALING BODY AND BATTERYSeptember 2022November 2025Allow3810YesNo
17886273ELECTROCHEMICAL DEVICE AND METHOD FOR PRODUCING AN ELECTROCHEMICAL DEVICEAugust 2022December 2025Allow4020YesNo
17793859ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREFORJuly 2022February 2026Allow4320NoNo
17861473APPARATUS AND METHOD FOR CORRECTING OFFSET OF PRESSURE SENSOR IN FUEL CELL SYSTEMJuly 2022January 2026Allow4311YesNo
17791783BUTTON-TYPE SECONDARY BATTERYJuly 2022September 2025Allow3810YesNo
17787727Non-Aqueous Electrolyte Solution for Lithium Secondary Battery and Lithium Secondary Battery Comprising SameJune 2022October 2025Allow4010YesNo
17843482FUEL CELL SYSTEMJune 2022November 2025Allow4130YesNo
17778432SEPARATOR, FUEL CELL, AND METHOD FOR MANUFACTURING SEPARATORMay 2022August 2025Abandon3920NoNo
17778509POWER SUPPLY SYSTEMMay 2022January 2026Allow4430YesNo
17663383NEGATIVE ELECTRODE FOR ALKALINE STORAGE BATTERY AND ALKALINE STORAGE BATTERY INCLUDING THE NEGATIVE ELECTRODEMay 2022September 2025Allow4020YesNo
17774744CELL STACK DEVICE, MODULE, MODULE HOUSING DEVICE, AND METAL MEMBERMay 2022September 2024Allow2910YesNo
17709661ELECTROLYTE, ELECTROCHEMICAL APPARATUS, AND ELECTRONIC APPARATUSMarch 2022August 2025Allow4120YesNo
17762560Battery Cell, Battery Module Comprising Same Battery Cell, And Battery Pack Comprising Same Battery ModuleMarch 2022July 2025Allow4020YesNo
17760549Battery Pack and Device Including the SameMarch 2022November 2025Allow4420YesNo
17638500LITHIUM SECONDARY BATTERYFebruary 2022July 2025Allow4020NoNo
17638545LITHIUM SECONDARY BATTERYFebruary 2022May 2025Allow3910YesNo
17637715POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERYFebruary 2022January 2025Allow3510YesNo
17635943Battery ModuleFebruary 2022June 2025Allow3920NoNo
17635465Non-Aqueous Electrolyte Solution, Cell Pack, and Method for Manufacturing Cell PackFebruary 2022June 2025Allow4011YesNo
17586058ELECTRICITY GENERATION DEVICES USING FORMIC ACIDJanuary 2022October 2023Allow2020YesNo
17552634FUEL CELL COMPONENT INCLUDING POLYTETRAFLUOROETHYLENE FILM BONDED TO GRAPHITEDecember 2021November 2024Abandon3520NoYes
17644071SEPARATOR FOR FUEL CELL AND METHOD FOR MANUFACTURING SEPARATORDecember 2021June 2025Abandon4230YesNo
17545548WELDABLE ALUMINUM TERMINAL PADS OF AN ELECTROCHEMICAL CELLDecember 2021March 2024Allow2720NoNo
17543771FLOW BATTERY SYSTEMDecember 2021July 2023Allow1910NoNo
17544874SEALED BATTERY AND METHOD OF MANUFACTURING SEALED BATTERYDecember 2021December 2024Allow3611NoNo
17457879METHOD AND APPARATUS FOR ELECTRICAL CONTACTING OF CELLS OF A BATTERYDecember 2021August 2025Allow4430YesNo
17530610FUEL CELL UNITNovember 2021March 2023Allow1600NoNo
17524524POUCH-TYPE BATTERY CELLNovember 2021August 2024Allow3320YesNo
17509676VAPOR-FED RECHARGEABLE DIRECT LIQUID HYDROGEN CARRIER FUEL CELLOctober 2021March 2025Abandon4121YesNo
17502190BATTERY AND METHOD OF MANUFACTURING SAMEOctober 2021September 2024Allow3520YesNo
17486076Battery Cell, and Battery Module and Battery Pack Including the SameSeptember 2021October 2025Allow4950YesNo
17485603PRODUCTION METHOD USED FOR SINGLE CELL COMPONENTS SEALINGSeptember 2021April 2023Allow1910YesNo
17481696SECONDARY BATTERYSeptember 2021July 2023Allow2220YesNo
17469801TERMINAL, SECONDARY BATTERY INCLUDING SAME, AND MANUFACTURING METHOD THEREOFSeptember 2021January 2025Allow4021YesYes
17447059POWER SYSTEMSeptember 2021July 2025Allow4611YesNo
17409990TERMINAL FOR SECONDARY BATTERY AND SECONDARY BATTERY PROVIDED WITH THE TERMINALAugust 2021March 2023Allow1810NoNo
17408509CLOSE-END FUEL CELL AND ANODE BIPOLAR PLATE THEREOFAugust 2021February 2024Allow3011YesNo
17377390BATTERY, BATTERY MODULE, BATTERY PACK AND BATTERY MANUFACTURING METHODJuly 2021February 2025Abandon4331NoNo
17377137BUCKLING STRUCTURE FOR A BATTERY OF A HANDHELD POWER TOOLJuly 2021June 2023Allow2310NoNo
17299848A DIRECT ALCOHOL FUEL CELLJune 2021November 2024Allow4220YesNo
17321340ENERGY HARVESTING DEVICEMay 2021November 2023Allow3011YesNo
17316593SEALING ARRANGEMENT, PLATE ASSEMBLY, ELECTROCHEMICAL SYSTEM, AND METHOD FOR PRODUCING A SEALING ARRANGEMENTMay 2021August 2023Allow2811YesNo
17286689ELECTROCHEMICAL DEVICE COMPRISING AN ELECTROCHEMICAL UNIT DISPOSED IN A CONTAINMENT ENCLOSUREApril 2021December 2024Allow4440YesNo
17213250MANUFACTURING METHOD FOR FUEL CELL SEPARATOR, AND MANUFACTURING APPARATUS FOR FUEL CELL SEPARATORMarch 2021December 2022Allow2101NoNo
17280161SEPARATOR PLATE AND ELECTROCHEMICAL SYSTEMMarch 2021January 2024Allow3320YesNo
17249864LITHIUM ION CONDUCTING SULFIDE GLASS FABRICATIONMarch 2021March 2025Allow4801YesNo
17196658Pressure Regulation System For Silicon Dominant Anode Lithium-Ion CellMarch 2021March 2025Allow4850YesNo
17184612METHOD OF INSPECTION FOR ERRONEOUS ASSEMBLY OF FUEL CELL STACKSFebruary 2021February 2023Allow2401NoNo
17270656FUEL CELLFebruary 2021January 2024Allow3520YesNo
17181522MARINE BATTERY BOX AND COVER THEREFORFebruary 2021February 2024Allow3620YesNo
17158190Fuel CellJanuary 2021August 2023Allow3120NoNo
17157466Readily-Deployable Microbial Fuel CellJanuary 2021December 2022Allow2200NoNo
17257420REFUELLING UNIT FOR REFUELLING FUEL CELL OF HEARING AIDDecember 2020May 2024Allow4110YesNo
17138519SECONDARY BATTERY, APPARATUS AND MANUFACTURING METHOD FOR SECONDARY BATTERYDecember 2020February 2026Allow6032YesNo
17138586BATTERY MODULE, SECONDARY BATTERY AND CAP ASSEMBLY THEREOFDecember 2020November 2021Allow1020YesNo
16972613CARBON NANOTUBE (CNT)-METAL COMPOSITE PRODUCTS AND METHODS OF PRODUCTION THEREOFDecember 2020October 2024Abandon4641NoNo
15734799METHOD FOR MANUFACTURING SLURRY FOR MICROPOROUS LAYER FORMATION AND GAS DIFFUSION LAYER INCLUDING MICROPOROUS LAYER MANUFACTURED THEREBYDecember 2020November 2022Abandon2310NoNo
17109403BATTERY PACKDecember 2020July 2023Allow3120NoNo
17058954BATTERY PACKNovember 2020March 2024Allow6010NoNo
17053477POUCH CELL STACKNovember 2020September 2023Allow3411YesNo
17049273PROTECTION OF A METAL SUBSTRATE FOR SOLID OXIDE FUEL CELLS BY INKJET PRINTINGOctober 2020April 2024Allow4221YesNo
17031895THIN-TYPE BATTERYSeptember 2020August 2022Allow2310NoNo
17040469Metal Support-Type Fuel Cell and Fuel Cell ModuleSeptember 2020August 2024Allow4750YesNo
16982885SOLID OXIDE TYPE FUEL BATTERY CELLSeptember 2020May 2024Allow4431YesNo
17010789METHOD AND DEVICE FOR FORECASTING SERVICE LIFE AND REMAINING LIFE OF FUEL CELLSeptember 2020February 2023Abandon3030YesNo
16971633BATTERY PACKAugust 2020November 2023Abandon3930NoNo
16990060Secondary Battery Comprising Lithium Composite Oxide Positive Electrode Active MaterialAugust 2020September 2024Allow4950YesYes
16963137FUEL CELL INACTIVE END CELL DESIGN TO IMPROVE ELECTRIC AND MECHANICAL CONTACTJuly 2020December 2023Allow4130YesNo
16907564FURCATED TAB, ELECTRODE ASSEMBLY AND BATTERYJune 2020November 2024Abandon5340YesNo
16903351LITHIUM BATTERY MODULE WITH TEMPERATURE EQUALIZATION AND HEAT DISSIPATION STRUCTUREJune 2020June 2025Abandon6050YesNo
16772488BATTERY, BATTERY PACK HAVING THE SAME, AND ELECTRIC VEHICLEJune 2020March 2023Abandon3320NoNo
16771350NEGATIVE ELECTRODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND NEGATIVE ELECTRODE AND LITHIUM SECONDARY BATTERY WHICH INCLUDE THE NEGATIVE ELECTRODE ACTIVE MATERIALJune 2020July 2023Allow3821YesNo
16874783BUTTON-TYPE BATTERYMay 2020January 2023Allow3220NoNo
16875309FUEL CELL, FUEL CELL MANUFACTURING METHOD, AND CATALYST ELECTRODEMay 2020May 2023Allow3621YesNo
16764212ENERGY STORAGE DEVICEMay 2020June 2024Allow4940YesNo
16759932BATTERY MODULEApril 2020July 2022Allow2710YesNo
16850439FUEL CELL UNITApril 2020April 2022Allow2410NoNo
16837437Cell-Monitoring Connector Configured to be Detachably Mounted to Fuel CellApril 2020April 2022Allow2401NoNo
16826228CAP ASSEMBLY AND SECONDARY BATTERYMarch 2020September 2022Allow3020NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for examiner GUPTA, SARIKA.

Strategic Value of Filing an Appeal

Total Appeal Filings
4
Allowed After Appeal Filing
0
(0.0%)
Not Allowed After Appeal Filing
4
(100.0%)
Filing Benefit Percentile
1.6%
Lower than average

Understanding Appeal Filing Strategy

Filing a Notice of Appeal can sometimes lead to allowance even before the appeal is fully briefed or decided by the PTAB. This occurs when the examiner or their supervisor reconsiders the rejection during the mandatory appeal conference (MPEP § 1207.01) after the appeal is filed.

In this dataset, 0.0% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is in the bottom 25% across the USPTO, indicating that filing appeals is less effective here than in most other areas.

Strategic Recommendations

Filing a Notice of Appeal shows limited benefit. Consider other strategies like interviews or amendments before appealing.

Examiner GUPTA, SARIKA - Prosecution Strategy Guide

Executive Summary

Examiner GUPTA, SARIKA works in Art Unit 1729 and has examined 133 patent applications in our dataset. With an allowance rate of 69.9%, this examiner has a below-average tendency to allow applications. Applications typically reach final disposition in approximately 34 months.

Allowance Patterns

Examiner GUPTA, SARIKA's allowance rate of 69.9% places them in the 32% percentile among all USPTO examiners. This examiner has a below-average tendency to allow applications.

Office Action Patterns

On average, applications examined by GUPTA, SARIKA receive 2.56 office actions before reaching final disposition. This places the examiner in the 75% percentile for office actions issued. This examiner issues a slightly above-average number of office actions.

Prosecution Timeline

The median time to disposition (half-life) for applications examined by GUPTA, SARIKA is 34 months. This places the examiner in the 42% percentile for prosecution speed. Prosecution timelines are slightly slower than average with this examiner.

Interview Effectiveness

Conducting an examiner interview provides a +22.6% benefit to allowance rate for applications examined by GUPTA, SARIKA. This interview benefit is in the 68% percentile among all examiners. Recommendation: Interviews provide an above-average benefit with this examiner and are worth considering.

Request for Continued Examination (RCE) Effectiveness

When applicants file an RCE with this examiner, 25.7% of applications are subsequently allowed. This success rate is in the 41% percentile among all examiners. Strategic Insight: RCEs show below-average effectiveness with this examiner. Carefully evaluate whether an RCE or continuation is the better strategy.

After-Final Amendment Practice

This examiner enters after-final amendments leading to allowance in 13.9% of cases where such amendments are filed. This entry rate is in the 14% percentile among all examiners. Strategic Recommendation: This examiner rarely enters after-final amendments compared to other examiners. You should generally plan to file an RCE or appeal rather than relying on after-final amendment entry. Per MPEP § 714.12, primary examiners have discretion in entering after-final amendments, and this examiner exercises that discretion conservatively.

Pre-Appeal Conference Effectiveness

When applicants request a pre-appeal conference (PAC) with this examiner, 0.0% result in withdrawal of the rejection or reopening of prosecution. This success rate is in the 2% percentile among all examiners. Note: Pre-appeal conferences show limited success with this examiner compared to others. While still worth considering, be prepared to proceed with a full appeal brief if the PAC does not result in favorable action.

Appeal Withdrawal and Reconsideration

This examiner withdraws rejections or reopens prosecution in 100.0% of appeals filed. This is in the 88% percentile among all examiners. Of these withdrawals, 100.0% occur early in the appeal process (after Notice of Appeal but before Appeal Brief). Strategic Insight: This examiner frequently reconsiders rejections during the appeal process compared to other examiners. Per MPEP § 1207.01, all appeals must go through a mandatory appeal conference. Filing a Notice of Appeal may prompt favorable reconsideration even before you file an Appeal Brief.

Petition Practice

When applicants file petitions regarding this examiner's actions, 80.0% are granted (fully or in part). This grant rate is in the 84% percentile among all examiners. Strategic Note: Petitions are frequently granted regarding this examiner's actions compared to other examiners. Per MPEP § 1002.02(c), various examiner actions are petitionable to the Technology Center Director, including prematureness of final rejection, refusal to enter amendments, and requirement for information. If you believe an examiner action is improper, consider filing a petition.

Examiner Cooperation and Flexibility

Examiner's Amendments: This examiner makes examiner's amendments in 0.0% of allowed cases (in the 5% percentile). This examiner rarely makes examiner's amendments compared to other examiners. You should expect to make all necessary claim amendments yourself through formal amendment practice.

Quayle Actions: This examiner issues Ex Parte Quayle actions in 2.2% of allowed cases (in the 69% percentile). This examiner issues Quayle actions more often than average when claims are allowable but formal matters remain (MPEP § 714.14).

Prosecution Strategy Recommendations

Based on the statistical analysis of this examiner's prosecution patterns, here are tailored strategic recommendations:

  • Plan for RCE after final rejection: This examiner rarely enters after-final amendments. Budget for an RCE in your prosecution strategy if you receive a final rejection.
  • Appeal filing as negotiation tool: This examiner frequently reconsiders rejections during the appeal process. Filing a Notice of Appeal may prompt favorable reconsideration during the mandatory appeal conference.

Relevant MPEP Sections for Prosecution Strategy

  • MPEP § 713.10: Examiner interviews - available before Notice of Allowance or transfer to PTAB
  • MPEP § 714.12: After-final amendments - may be entered "under justifiable circumstances"
  • MPEP § 1002.02(c): Petitionable matters to Technology Center Director
  • MPEP § 1004: Actions requiring primary examiner signature (allowances, final rejections, examiner's answers)
  • MPEP § 1207.01: Appeal conferences - mandatory for all appeals
  • MPEP § 1214.07: Reopening prosecution after appeal

Important Disclaimer

Not Legal Advice: The information provided in this report is for informational purposes only and does not constitute legal advice. You should consult with a qualified patent attorney or agent for advice specific to your situation.

No Guarantees: We do not provide any guarantees as to the accuracy, completeness, or timeliness of the statistics presented above. Patent prosecution statistics are derived from publicly available USPTO data and are subject to data quality limitations, processing errors, and changes in USPTO practices over time.

Limitation of Liability: Under no circumstances will IronCrow AI be liable for any outcome, decision, or action resulting from your reliance on the statistics, analysis, or recommendations presented in this report. Past prosecution patterns do not guarantee future results.

Use at Your Own Risk: While we strive to provide accurate and useful prosecution statistics, you should independently verify any information that is material to your prosecution strategy and use your professional judgment in all patent prosecution matters.