USPTO Examiner PATEL AREN - Art Unit 3774

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19278211METHODS OF MAKING VAVLULAR DEVICESJuly 2025February 2026Allow710NoNo
19273956Circulatory Support SystemJuly 2025October 2025Allow300NoNo
18829403BIODEGRADABLE MOLYBDENUM-BASED FLOW DIVERTER AND PREPARATION METHOD THEREOFSeptember 2024January 2026Abandon1630NoNo
18825887Anchor for an Implantable Joint Replacement DeviceSeptember 2024January 2026Abandon1620NoNo
18817354MULTIPLANAR TENDON REALIGNMENT IMPLANTS AND RELATED SYSTEMS AND METHODSAugust 2024October 2025Allow1430YesNo
18649697DEVICE AND METHOD FOR DEPLOYING EXPANDABLE IMPLANTSApril 2024March 2026Allow2230NoNo
18422748ORTHOPEDIC MEDICAL DEVICES THAT INCLUDE COATING MATERIALJanuary 2024January 2025Allow1220NoNo
18404655METHODS AND DEVICES FOR TREATING SPHINCTER DISORDERSJanuary 2024August 2024Allow720YesNo
18404702METHODS AND DEVICES FOR TREATING SPHINCTER DISORDERSJanuary 2024August 2024Allow730YesNo
18383170INTRAOCULAR OPTIC ASSEMBLYOctober 2023February 2026Allow2820YesNo
18356122INTRAOCULAR DRUG DELIVERY SYSTEMS AND METHODS OF USEJuly 2023March 2025Abandon1930NoNo
18213927INTRAOCULAR LENS WITH CHANNEL TO FACILITATE REMOVALJune 2023December 2023Allow510YesNo
18338397IOL BASE COMPRESSION DEVICE HAVING AN IOL TOWING MECHANISMJune 2023August 2025Allow2600NoNo
18205549MULTIFOCAL INTRAOCULAR LENSJune 2023February 2024Allow920YesNo
18205545MULTIFOCAL INTRAOCULAR LENSJune 2023October 2023Allow510NoNo
18310982HAPTIC OPTIC MANAGEMENT SYSTEM UTILIZING ROTARY ARMSMay 2023March 2025Allow2300NoNo
18138224MULTIFOCAL INTRAOCULAR LENSApril 2023November 2023Allow710NoNo
18301928IOL INJECTOR PLUNGER HAVING IOL COMPRESSION ARMSApril 2023June 2025Allow2610YesNo
18295065LENSES WITH OPTICAL MARKINGSApril 2023December 2025Allow3340NoNo
18183219PROSTHETIC DEVICES AND METHODS OF MANUFACTURING THE SAMEMarch 2023March 2025Abandon2430NoNo
18168431SYSTEM OF SUBDERMAL AND SKIN-LIKE EPIDERMAL OVER-MOLD LAYERS FOR A MODULAR ROBOTICS SYSTEM AND METHOD OF FABRICATIONFebruary 2023April 2025Abandon2711YesNo
18152545WEARABLE DEVICE FOR ASSISTING LIMB MOVEMENTJanuary 2023February 2024Allow1330YesNo
17989083TOOL FOR PLACEMENT OF DEGRADEABLE OSTIAL STENTNovember 2022January 2024Allow1410NoNo
17966825INTRAOCULAR LENS AND TREATMENT APPARATUSOctober 2022August 2025Allow3411NoNo
17913068Intraocular Lens (IOL) Based On MetasurfaceSeptember 2022March 2026Allow4210NoNo
17800108METALLIC ORTHOPAEDIC IMPLANT AND METHOD OF MAKING THE SAMEAugust 2022February 2026Abandon4231NoNo
17796008METHODS FOR GENERATING A TRAJECTORY OF AN EXOSKELETON AND FOR SETTING THE EXOSKELETON IN MOTIONJuly 2022March 2026Allow4410YesNo
17809787ARTIFICIAL KNEE AND PROSTHETIC ASSEMBLY KIT THEREFORJune 2022July 2025Allow3700NoNo
17846937MEDICAL DEVICE INCLUDING A STRUCTURE BASED ON FILAMENTSJune 2022July 2024Allow2510NoNo
17653898THREE-LENS INTRAOCULAR LENS SYSTEMMarch 2022October 2023Allow2010NoNo
17686085MODULAR DEVICE & INTERFACE DESIGNMarch 2022July 2024Abandon2910NoNo
17576573DELIVERY DEVICES FOR IMPLANTATION OF INTRAOCULAR LENS SUPPORT DEVICES AND METHODS OF USEJanuary 2022June 2025Allow4110NoNo
17553157INTRAOCULAR LENSDecember 2021May 2024Allow2920NoNo
17614851MOVEMENT-DEPENDENT STABILIZATION SUPPORT SYSTEMNovember 2021January 2023Allow1310NoNo
17530497VALVED VASCULAR PROSTHESIS AND MANUFACTURING METHOD THEREOFNovember 2021April 2025Allow4121NoNo
17512239COMPLIANT FOUR-BAR LINKAGE MECHANISM FOR A ROBOTIC FINGEROctober 2021January 2024Allow2600NoNo
17492408DEVICES AND METHODS OF COMMISSURE FORMATION FOR PROSTHETIC HEART VALVEOctober 2021February 2024Allow2820YesNo
17481369INTRAOCULAR OPTIC ASSEMBLYSeptember 2021August 2023Allow2310YesNo
17479437NOVEL INTRA-OCULAR LENS FOR EXTENDED MACULAR VISION IN PATIENTS WITH MACULAR DEGENERATIONSeptember 2021April 2023Allow1910NoNo
17396048DEVICES TO SUPPORT AND POSITION AN INTRAOCULAR LENS WITHIN THE EYE AND METHODS OF USEAugust 2021May 2025Allow4500NoNo
17395341PROSTHETIC HEART VALVE WITH SUTURE LOOP PREVENTING MEMBERAugust 2021April 2025Allow4420YesNo
17427603Mixed-Frame Intraluminal Prosthesis And Methods ThereofJuly 2021August 2025Allow4920NoYes
17388677Fluid Flow Control ValveJuly 2021May 2024Abandon3411NoNo
17426654AORTIC STENT-GRAFTJuly 2021October 2024Allow3810YesNo
17378681INTRAOCULAR LENSES WITH SHAPE-CHANGING OPTICSJuly 2021February 2022Allow710NoNo
17374875EXOSKELETON DEVICEJuly 2021October 2023Abandon2710NoNo
17305644BONE REPOSITIONING GUIDE SYSTEM AND PROCEDUREJuly 2021September 2025Allow5010NoNo
17370917SYSTEMS AND METHODS FOR HEART VALVE REPAIRJuly 2021February 2026Allow5521NoNo
17338727Prosthetic DeviceJune 2021January 2024Allow3120YesNo
17323592EXOSKELETON DEVICEMay 2021August 2024Allow3920NoNo
17243084ANTIMICROBIAL IMPLANT COATINGApril 2021December 2025Abandon5520NoNo
17281855WEARABLE ACTIVE ROBOT FOR BODY JOINTS IN SERIESMarch 2021February 2025Abandon4720NoNo
17210423SOFT TISSUE FIXATION DEVICESMarch 2021December 2025Abandon5620NoYes
17278359SEMI-ACTIVE RIGID-FLEXIBLE COUPLING EXOSKELETON BASED ON SINGLE-LOOP BIDIRECTIONAL DAMPING REGULATORMarch 2021March 2022Allow1200NoNo
17276198MULTIFOCAL INTRAOCULAR LENSMarch 2021December 2025Allow5750NoNo
17271934PROSTHETIC LEG AND PROSTHETIC LEG CONNECTORMarch 2021December 2024Abandon4540YesNo
17273081GAIT MOTION ASSISTING APPARATUSMarch 2021January 2024Allow3500NoNo
17188333GEOMETRIC CONTROL OF BENDING CHARACTER IN PROSTHETIC HEART VALVE LEAFLETSMarch 2021July 2024Allow4010NoNo
17270587BIO-INSPIRED ADAPTIVE IMPEDANCE BASED CONTROLLER FOR HUMAN-ROBOT INTERACTION AND METHODFebruary 2021March 2026Allow6040YesNo
17166771DEVICE AND METHOD FOR CONTROLLING IN-VIVO PRESSUREFebruary 2021January 2025Allow4701NoNo
17163207PULLEY SYSTEM FOR REMOTELY MOUNTED EXOSKELETON ACTUATORSJanuary 2021January 2024Abandon3510NoNo
17162568BRAIDED SURGICAL IMPLANTSJanuary 2021December 2025Abandon5821NoNo
17154086HIP JOINT LINK APPRATUSJanuary 2021August 2023Allow3120NoNo
17136077TISSUE SCAFFOLD FOR USE IN TENDON AND/OR LIGAMENTDecember 2020September 2024Allow4420YesNo
17136369FOOT PROSTHESIS WITH DYNAMIC VARIABLE KEEL RESISTANCEDecember 2020December 2023Allow3520YesNo
16972221INTRALUMINAL DEVICES FOR TREATING BENIGN PROSTATIC HYPERPLASIADecember 2020August 2024Allow4430NoNo
17110114WEARABLE GRAVITY COMPENSATION APPARATUS CAPABLE OF MULTIPLE DEGREES OF FREEDOM OF MOVEMENTDecember 2020September 2023Allow3410NoNo
17104445ANKLE EXOSKELETON DEVICE AND CONTROL SYSTEMNovember 2020May 2024Allow4220NoNo
17092827METHODS AND DEVICES FOR HAPTIC COMMUNICATIONNovember 2020September 2023Allow3410NoNo
17086375PROSTHETIC SOCKETOctober 2020September 2024Allow4630NoNo
17084707ASSIST DEVICEOctober 2020July 2023Allow3320YesNo
17082107METHOD AND DEVICE WITH EXERCISE ASSISTANCEOctober 2020December 2024Allow4940YesNo
17079735FLEXIBLE EXOSUIT FOR ASSISTIVE MOBILITYOctober 2020October 2023Allow3520YesNo
17070895METHOD AND APPARATUS FOR RECOGNIZING USER MOTIONOctober 2020October 2023Allow3610YesNo
17069311LEG BRACE AND GARMENT COVERING LEG BRACEOctober 2020October 2023Allow3730YesNo
17066048PROSTHETIC HEART VALVE WITH ATRIAL SEALING MEMBEROctober 2020March 2024Allow4110YesNo
17065697KNEE JOINT WEIGHT-BEARING APPARATUSOctober 2020December 2022Allow2610NoNo
17062681ACCOMMODATING INTRAOCULAR LENS ASSEMBLYOctober 2020September 2023Allow3511YesNo
17040869LOWER-BODY EXOSKELETON USING ELECTROMYOGRAPHY FOR DIRECT FORCE AMPLIFICATIONSeptember 2020June 2023Abandon3210NoNo
17027941ARTIFICIAL TYMPANIC MEMBRANE DEVICES AND USESSeptember 2020January 2023Allow2810YesNo
16980690Assistance Device and Control Method ThereforSeptember 2020April 2023Allow3120NoNo
17015260ASSIST DEVICESeptember 2020June 2024Allow4540YesNo
16988519DEVICES TO SUPPORT AND POSITION AN INTRAOCULAR LENS WITHIN THE EYE AND METHODS OF USEAugust 2020May 2023Allow3310YesNo
16986285ASSISTING DEVICE CONTROL SYSTEM AND DRIVING PERMISSION RANGE DECIDING METHODAugust 2020August 2023Allow3720NoNo
16966008CARDIAC VALVE PROSTHESIS AND DELIVERY DEVICE THEREOFJuly 2020February 2025Allow5430NoNo
16943026X-OPTOGENETICS / U-OPTOGENETICSJuly 2020June 2024Allow4720NoNo
16939523KNEE EXTENDER DEVICES AND RELATED METHODSJuly 2020November 2024Allow5231NoNo
16961968LENS SYSTEMS FOR VISUAL CORRECTION AND ENHANCEMENTJuly 2020December 2024Abandon5320NoNo
16924198THREAD INSERTION DEVICESJuly 2020September 2023Allow3840YesNo
16916728METHOD TO DESIGN AND MANUFACTURE AN INTRAOCULAR LENSJune 2020August 2023Allow3740NoNo
16958407EXOSKELETON STRUCTUREJune 2020June 2021Allow1210NoNo
16912349METHOD FOR MANUFACTURING STENT USING SHAPE MEMORY ALLOY WIRE, STENT MANUFACTURED THEREBY, AND JIG FOR MANUFACTURING SAMEJune 2020February 2024Allow4410NoNo
16957452JOINT SUPPORT UNIT AND WALKING SUPPORT APPARATUSJune 2020January 2022Allow1910NoNo
16903815TOOL FOR PLACEMENT OF DEGRADEABLE OSTIAL STENTJune 2020June 2023Allow3651YesNo
16896051IOL INJECTOR PLUNGER HAVING IOL COMPRESSION ARMSJune 2020December 2022Allow3010NoNo
16896123IOL BASE COMPRESSION DEVICE HAVING AN IOL TOWING MECHANISMJune 2020March 2023Allow3310YesNo
16881740WEARABLE HAND ROBOTMay 2020October 2022Allow2910YesNo
16874606INFLATABLE PROSTHESES AND METHODS OF MAKING SAMEMay 2020October 2024Abandon5360YesNo
16761408TRAVEL MOTION ASSIST DEVICEMay 2020November 2021Allow1810NoNo
16759259AN INTRAOCULAR LENSApril 2020October 2021Allow1820YesNo

Appeals Overview

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

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
2
Examiner Affirmed
2
(100.0%)
Examiner Reversed
0
(0.0%)
Reversal Percentile
20.4%
Lower than average

What This Means

With a 0.0% reversal rate, the PTAB affirms the examiner's rejections in the vast majority of cases. This reversal rate is in the bottom 25% across the USPTO, indicating that appeals face significant challenges here.

Strategic Value of Filing an Appeal

Total Appeal Filings
8
Allowed After Appeal Filing
4
(50.0%)
Not Allowed After Appeal Filing
4
(50.0%)
Filing Benefit Percentile
83.9%
Higher 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, 50.0% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is in the top 25% across the USPTO, indicating that filing appeals is particularly effective here. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.

Strategic Recommendations

Appeals to PTAB face challenges. Ensure your case has strong merit before committing to full Board review.

Filing a Notice of Appeal is strategically valuable. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.

Examiner PATEL, AREN - Prosecution Strategy Guide

Executive Summary

Examiner PATEL, AREN works in Art Unit 3774 and has examined 197 patent applications in our dataset. With an allowance rate of 82.7%, this examiner has an above-average tendency to allow applications. Applications typically reach final disposition in approximately 35 months.

Allowance Patterns

Examiner PATEL, AREN's allowance rate of 82.7% places them in the 56% percentile among all USPTO examiners. This examiner has an above-average tendency to allow applications.

Office Action Patterns

On average, applications examined by PATEL, AREN receive 2.06 office actions before reaching final disposition. This places the examiner in the 54% 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 PATEL, AREN is 35 months. This places the examiner in the 41% percentile for prosecution speed. Prosecution timelines are slightly slower than average with this examiner.

Interview Effectiveness

Conducting an examiner interview provides a +11.4% benefit to allowance rate for applications examined by PATEL, AREN. This interview benefit is in the 46% percentile among all examiners. Recommendation: Interviews provide a below-average benefit with this examiner.

Request for Continued Examination (RCE) Effectiveness

When applicants file an RCE with this examiner, 29.7% of applications are subsequently allowed. This success rate is in the 57% percentile among all examiners. Strategic Insight: RCEs show above-average effectiveness with this examiner. Consider whether your amendments or new arguments are strong enough to warrant an RCE versus filing a continuation.

After-Final Amendment Practice

This examiner enters after-final amendments leading to allowance in 37.9% of cases where such amendments are filed. This entry rate is in the 58% percentile among all examiners. Strategic Recommendation: This examiner shows above-average receptiveness to after-final amendments. If your amendments clearly overcome the rejections and do not raise new issues, consider filing after-final amendments before resorting to an RCE.

Pre-Appeal Conference Effectiveness

When applicants request a pre-appeal conference (PAC) with this examiner, 100.0% result in withdrawal of the rejection or reopening of prosecution. This success rate is in the 77% percentile among all examiners. Strategic Recommendation: Pre-appeal conferences are highly effective with this examiner compared to others. Before filing a full appeal brief, strongly consider requesting a PAC. The PAC provides an opportunity for the examiner and supervisory personnel to reconsider the rejection before the case proceeds to the PTAB.

Appeal Withdrawal and Reconsideration

This examiner withdraws rejections or reopens prosecution in 71.4% of appeals filed. This is in the 60% percentile among all examiners. Of these withdrawals, 40.0% occur early in the appeal process (after Notice of Appeal but before Appeal Brief). Strategic Insight: This examiner shows above-average willingness to reconsider rejections during appeals. The mandatory appeal conference (MPEP § 1207.01) provides an opportunity for reconsideration.

Petition Practice

When applicants file petitions regarding this examiner's actions, 48.6% are granted (fully or in part). This grant rate is in the 44% percentile among all examiners. Strategic Note: Petitions show below-average success regarding this examiner's actions. Ensure you have a strong procedural basis before filing.

Examiner Cooperation and Flexibility

Examiner's Amendments: This examiner makes examiner's amendments in 0.0% of allowed cases (in the 46% percentile). This examiner makes examiner's amendments less often than average. You may need to make most claim amendments yourself.

Quayle Actions: This examiner issues Ex Parte Quayle actions in 2.5% of allowed cases (in the 71% 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:

  • Request pre-appeal conferences: PACs are highly effective with this examiner. Before filing a full appeal brief, request a PAC to potentially resolve issues without full PTAB review.

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.