USPTO Examiner LEE CHEUKFAN - Art Unit 2682

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
18878078IMAGE READING DEVICEDecember 2024March 2025Allow300NoNo
18402866COMMUNICATION APPARATUS, METHOD OF CONTROLLING COMMUNICATION APPARATUS, AND INFORMATION PROCESSING SYSTEMJanuary 2024March 2025Allow1500NoNo
18401767IMAGE FORMING APPARATUS, METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAMJanuary 2024August 2024Allow800NoNo
18397253SHEET FEEDING APPARATUS, IMAGE READING APPARATUS, AND IMAGE FORMING APPARATUSDecember 2023June 2024Allow500NoNo
18545293PRINTER AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUMDecember 2023July 2025Allow1800NoNo
18541466IMAGE FORMING APPARATUSDecember 2023August 2024Allow800NoNo
18567996GENERATING FILE OF DISTINCT WRITER BASED ON HANDWRITING TEXTDecember 2023June 2025Allow1900NoNo
18566754OPTICAL MEMBER AND IMAGE READING DEVICEDecember 2023June 2024Allow600NoNo
18381154SECURE PRINTING IN A VIRTUALIZED COMPUTING ENVIRONMENTOctober 2023April 2025Allow1800NoNo
18555371IMAGE FORMING APPARATUSOctober 2023March 2025Allow1700NoNo
18461331APPARATUS, METHOD FOR CONTROLLING THE APPARATUS, AND STORAGE MEDIUMSeptember 2023August 2024Allow1200NoNo
18360058STORAGE MEDIUM STORING PROGRAM, INFORMATION PROCESSING APPARATUS, AND CONTROL METHODJuly 2023June 2025Allow2300NoNo
18270894IMAGE ADJUSTMENT METHOD, PROGRAM AND IMAGE ADJUSTMENT DEVICEJuly 2023March 2025Allow2100NoNo
18258635DECAP TIME AND PRINTING DATAJune 2023February 2025Allow2000NoNo
18122179PRINTING APPARATUS AND CONTROL METHOD OF THE SAMEMarch 2023March 2025Allow2400NoNo
18167271IMAGE READING APPARATUS AND IMAGE FORMING SYSTEMFebruary 2023April 2024Allow1510YesNo
18003848AUTOMATIC DESKTOP PERSONALIZATION DEVICE FOR BOOKLET DOCUMENTSDecember 2022October 2024Allow2100NoNo
18069515IMAGE READING APPARATUS AND IMAGE FORMING APPARATUSDecember 2022September 2024Allow2000NoNo
18074238IMAGE READING DEVICE AND IMAGE READING METHODDecember 2022November 2024Allow2310YesNo
17970820DOCUMENT IMAGING SYSTEM AND METHOD FOR IMAGING DOCUMENTOctober 2022March 2024Allow1700NoNo
17968213REMOTE WIRELESS PRINTER SYSTEMOctober 2022October 2024Allow2400NoNo
17914359IMAGE READING DEVICESeptember 2022November 2023Allow1400NoNo
17889568DOCUMENT FEEDING APPARATUS, IMAGE READING APPARATUS, AND IMAGE FORMING APPARATUSAugust 2022June 2024Allow2200YesNo
17812863MEDIUM-DISCHARGING DEVICE AND IMAGE READING APPARATUSJuly 2022August 2024Allow2510YesNo
17861037IMAGE FORMING SYSTEMJuly 2022August 2024Allow2510YesNo
17850543IMAGE READING APPARATUSJune 2022March 2024Allow2000NoNo
17837720PAPER MANAGEMENT SYSTEM, PAPER MANAGEMENT METHOD, AND PRINT CONTROL APPARATUSJune 2022April 2024Allow2300NoNo
17733943MEDIUM CONVEYING APPARATUS FOR DETERMINING WHETHER A CONVEYED MEDIUM IS ID CARDApril 2022April 2024Allow2410NoNo
17714787USER INTERFACE FOR EXPOSURE CORRECTION OF AN IMAGE TRANSPARENCYApril 2022December 2023Allow2000NoNo
17711772IMAGE READING APPARATUS AND IMAGE FORMING APPARATUSApril 2022March 2024Allow2400YesNo
17762915LIGHTGUIDE TYPE ILLUMINATION DEVICE WITH SYMMETRICALLY ARRANGED MULTIPLE COLOR LIGHT SOURCESMarch 2022February 2024Allow2310YesNo
17563410Image Forming ApparatusDecember 2021December 2024Allow3600NoNo
17552957IMAGE DATA TRANSFER CONTROL DEVICE AND IMAGE DATA TRANSFER CONTROL METHODDecember 2021March 2024Allow2700NoNo
17551559READING DEVICE, READING METHOD, AND COMPUTER-READABLE RECORDING MEDIUMDecember 2021December 2023Allow2400NoNo
17546998IMAGE READING APPARATUSDecember 2021March 2024Allow2700NoNo
17545603IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND RECORDING MEDIUMDecember 2021April 2024Allow2800NoNo
17543669APPARATUS HAVING HUMAN DETECTION FUNCTIONDecember 2021January 2024Allow2600NoNo
17542487READING DEVICE AND IMAGE FORMING APPARATUSDecember 2021December 2023Allow2500NoNo
17540830READING DEVICE AND IMAGE FORMING APPARATUSDecember 2021December 2023Allow2400NoNo
17518419IMAGE FORMING APPARATUSNovember 2021December 2023Allow2500NoNo
17509400DUAL-AXLE LINKAGE DETECTION STRUCTUREOctober 2021April 2024Allow3010YesNo
17501607IMAGE READING DEVICE CAPABLE OF RELATIVELY POSITIONING DOCUMENT CONVEYANCE DEVICE AND SCANNER HOUSING USING ENGAGED PORTION AND ENGAGING PORTION, AND IMAGE FORMING APPARATUS EQUIPPED WITH IMAGE READING DEVICEOctober 2021November 2023Allow2500NoNo
17499035SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE SHEET CONVEYING DEVICEOctober 2021October 2023Allow2510NoNo
17489178DOCUMENT SCANNING DEVICE WITH DETACHABLE PRESSER ASSEMBLYSeptember 2021September 2023Allow2400NoNo
17487885IMAGE FORMING APPARATUS AND CONTROL METHOD FOR CONTROLLING IMAGE FORMING APPARATUSSeptember 2021February 2024Allow2910NoNo
17402647INFORMATION PROCESSING APPARATUS, NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM, AND INFORMATION PROCESSING METHODAugust 2021December 2024Allow4000NoNo
17391038INFORMATION PROCESSING SYSTEM, IMAGE FORMING APPARATUS, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAMAugust 2021September 2024Allow3700NoNo
17385952IMAGE READING APPARATUS AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING IMAGE READING PROGRAMJuly 2021May 2025Abandon4510NoNo
17384132LIGHT EMITTING COMPONENT, OPTICAL WRITING DEVICE USING SAME, AND IMAGE FORMING APPARATUSJuly 2021December 2023Allow2920NoNo
17380739PAPER CONVEYANCE DEVICE, IMAGE READING APPARATUS, COMPUTER-READABLE STORAGE MEDIUM STORING CONTROL PROGRAM AND CONTROL METHOD FOR PAPER CONVEYANCE DEVICEJuly 2021July 2023Allow2420NoNo
17377340INFORMATION PROCESSING SYSTEM, SERVER, INFORMATION PROCESSING APPARATUS, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAMJuly 2021September 2024Allow3800NoNo
17373740INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHODJuly 2021March 2025Allow4411NoNo
17365314INFORMATION PROCESSING DEVICE, COMPUTER READABLE MEDIUM AND INFORMATION PROCESSING METHODJuly 2021July 2024Allow3700NoNo
17294537ROTATABLE MEDIA RAMP FOR AUTOMATIC DOCUMENT FEEDERMay 2021July 2023Allow2620YesNo
17178425MULTI-MODE SCANNING CAMERA SYSTEM AND METHODFebruary 2021April 2024Allow3811NoNo
17142540CONDUCTIVE MEMBER AND IMAGE FORMING APPARATUSJanuary 2021February 2023Allow2500NoNo
17075702READING DEVICE, OUTPUT DEVICE, AND IMAGE FORMING DEVICEOctober 2020June 2024Allow4421NoNo
17064380APPARATUS, METHOD FOR CONTROLLING THE APPARATUS, AND STORAGE MEDIUMOctober 2020January 2022Allow1510NoNo
16018672SIGNAL PROCESSING APPARATUS, IMAGE PROCESSING APPARATUS, AND SIGNAL PROCESSING METHODJune 2018March 2019Allow910NoNo
15747506IMAGE READING DEVICEJanuary 2018April 2019Allow1510NoNo
15842499PHYSICAL AND DIGITAL BOOKMARK SYNCINGDecember 2017October 2018Allow1010YesNo
15825877READING MODULE AND IMAGE READING DEVICE AND IMAGE FORMING APPARATUS THEREWITHNovember 2017January 2019Allow1400NoNo
15824072IMAGE SENSOR UNIT, PAPER SHEET DISTINGUISHING APPARATUS, IMAGE READING APPARATUS, AND IMAGE FORMING APPARATUSNovember 2017January 2019Allow1400NoNo
15710662IMAGE READING DEVICESeptember 2017April 2019Allow1910NoNo
15487487PHYSICAL AND DIGITAL BOOKMARK SYNCINGApril 2017September 2018Allow1810YesNo
13315449SCANNING APPARATUSDecember 2011November 2013Allow2300NoNo
13317310INTERFACE CIRCUIT FOR UTILIZING A FACSIMILE MACHINE COUPLED TO A PC AS A SCANNER OR PRINTEROctober 2011June 2012Allow800NoNo
13256445IMAGE READING SYSTEM, IMAGE READING APPARATUS, CONTROL METHODS AND PROGRAMS THEREOFSeptember 2011October 2013Allow2500NoNo
13074386OPERATION DEVICE AND IMAGE READING APPARATUSMarch 2011June 2013Allow2700NoNo
12831264Calibration Mechanism And Scanner Has The Calibration MechanismJuly 2010February 2013Allow3110NoNo
12659257Deep focus image reading system and image forming apparatusMarch 2010June 2013Allow4020NoNo
12632248IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD AND COMPUTER PROGRAMDecember 2009December 2012Allow3610NoNo
12615379Image reading apparaus, image reading method and computer-readable information recording mediumNovember 2009March 2013Allow4010NoNo
12507847IMAGE READING DEVICE AND IMAGE FORMING APPARATUSJuly 2009July 2012Allow3610NoNo
12404560IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHODMarch 2009September 2013Allow5421YesNo
12403046IMAGE READING APPARATUS AND IMAGE READING METHODMarch 2009October 2012Allow4310NoNo
12348625IMAGE SCANNING DEVICEJanuary 2009February 2013Allow5020NoNo
12266274IMAGE PROCESSING APPARATUS WITH IMPROVED IMAGE PROCESSING EFFICIENCYNovember 2008September 2012Allow4721NoNo
12178294METHOD OF PRESSURE DETECTION FOR SELECTIVE SCANNING OF A DOCUMENTJuly 2008January 2013Allow5430NoNo
12120365IMAGE SCANNING APPARATUS AND METHOD THEREOFMay 2008August 2012Allow5120YesNo
12149697Apparatus and a method for controlling a light source used for image readingMay 2008July 2013Allow6030NoNo
12045338IMAGE READING DEVICE AND IMAGE FORMING APPARATUSMarch 2008July 2012Allow5321NoNo
10991101AUTOMATIC FEEDING APPARATUSNovember 2004January 2007Allow2600NoNo
10693145REDUCTION OF ARTIFACTS IN A SCANNING DEVICEOctober 2003December 2007Allow5020NoNo
10635477IMAGE READING APPARATUS, IMAGE READING METHOD AND ORIGINAL TRANSPORT APPARATUSAugust 2003April 2008Allow5710NoNo
10604222APPARATUS AND METHOD FOR AN ENHANCED READING DEVICE WITH AUTOMATIC LINE REGISTRATIONJuly 2003February 2007Allow4310NoNo
10106158MOUNTING STRUCTURE FOR INVERTER CIRCUIT BOARD FOR LIGHT SOURCE LAMP OF IMAGE READERMarch 2002December 2006Allow5620NoNo

Appeals Overview

No appeal data available for this record. This may indicate that no appeals have been filed or decided for applications in this dataset.

Examiner LEE, CHEUKFAN - Prosecution Strategy Guide

Executive Summary

Examiner LEE, CHEUKFAN works in Art Unit 2682 and has examined 84 patent applications in our dataset. With an allowance rate of 98.8%, this examiner allows applications at a higher rate than most examiners at the USPTO. Applications typically reach final disposition in approximately 25 months.

Allowance Patterns

Examiner LEE, CHEUKFAN's allowance rate of 98.8% places them in the 96% percentile among all USPTO examiners. This examiner is more likely to allow applications than most examiners at the USPTO.

Office Action Patterns

On average, applications examined by LEE, CHEUKFAN receive 0.65 office actions before reaching final disposition. This places the examiner in the 5% percentile for office actions issued. This examiner issues significantly fewer office actions than most examiners.

Prosecution Timeline

The median time to disposition (half-life) for applications examined by LEE, CHEUKFAN is 25 months. This places the examiner in the 67% percentile for prosecution speed. Prosecution timelines are slightly faster than average with this examiner.

Interview Effectiveness

Conducting an examiner interview provides a +1.4% benefit to allowance rate for applications examined by LEE, CHEUKFAN. This interview benefit is in the 16% percentile among all examiners. Note: Interviews show limited statistical benefit with this examiner compared to others, though they may still be valuable for clarifying issues.

Request for Continued Examination (RCE) Effectiveness

When applicants file an RCE with this examiner, 25.0% of applications are subsequently allowed. This success rate is in the 28% 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 100.0% of cases where such amendments are filed. This entry rate is in the 99% percentile among all examiners. Strategic Recommendation: This examiner is highly receptive to after-final amendments compared to other examiners. Per MPEP § 714.12, after-final amendments may be entered "under justifiable circumstances." Consider filing after-final amendments with a clear showing of allowability rather than immediately filing an RCE, as this examiner frequently enters such amendments.

Petition Practice

When applicants file petitions regarding this examiner's actions, 10.0% are granted (fully or in part). This grant rate is in the 7% percentile among all examiners. Strategic Note: Petitions are rarely granted regarding this examiner's actions compared to other examiners. Ensure you have a strong procedural basis before filing a petition, as the Technology Center Director typically upholds this examiner's decisions.

Examiner Cooperation and Flexibility

Examiner's Amendments: This examiner makes examiner's amendments in 2.4% of allowed cases (in the 79% percentile). Per MPEP § 1302.04, examiner's amendments are used to place applications in condition for allowance when only minor changes are needed. This examiner frequently uses this tool compared to other examiners, indicating a cooperative approach to getting applications allowed. Strategic Insight: If you are close to allowance but minor claim amendments are needed, this examiner may be willing to make an examiner's amendment rather than requiring another round of prosecution.

Quayle Actions: This examiner issues Ex Parte Quayle actions in 12.0% of allowed cases (in the 89% percentile). Per MPEP § 714.14, a Quayle action indicates that all claims are allowable but formal matters remain. This examiner frequently uses Quayle actions compared to other examiners, which is a positive indicator that once substantive issues are resolved, allowance follows quickly.

Prosecution Strategy Recommendations

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

  • Consider after-final amendments: This examiner frequently enters after-final amendments. If you can clearly overcome rejections with claim amendments, file an after-final amendment before resorting to an RCE.
  • Examiner cooperation: This examiner frequently makes examiner's amendments to place applications in condition for allowance. If you are close to allowance, the examiner may help finalize the claims.

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.