Prosecution Insights
Last updated: October 02, 2026

Examiner: SANDHU, AMRITBIR K

Tech Center 2600 • Art Units: 2613 2634 2636

This examiner grants 83% of resolved cases

Analysis

Amritbir K. Sandhu is an examiner in Tech Center 2600 and Art Unit 2613. The examiner has a record of 715 resolved cases. The allowance rate for these cases is 82.9 percent. This 82.9 percent rate indicates that a large majority of applications assigned to this examiner eventually reach allowance.

The interview lift for this examiner is 10.8 percent. This 10.8 percent lift suggests that interviews can provide a modest increase in the probability of success. The median days to allowance is 823. This 823-day period is an important consideration for practitioners when planning their prosecution strategy in Art Unit 2613. The 715 resolved cases provide the data necessary to understand the examiner's tendencies in Tech Center 2600.

Applicants can use the 823 median days to allowance to estimate the time required to secure a patent. The 82.9 percent allowance rate serves as a strong indicator of the examiner's historical approach to applications. Furthermore, the 10.8 percent interview lift offers a data point for deciding whether to pursue direct communication during the examination process.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

83.0%
Allow Rate
+21.0% vs TC avg
722
Total Applications
+10.8%
Interview Lift
823
Avg Prosecution Days
Based on 716 resolved cases, 2023–2026

Rejection Statute Breakdown

1.8%
§101 Eligibility
2.1%
§102 Novelty
63.3%
§103 Obviousness
11.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18938367 CONTROLLER, TRAINING COST REDUCTION METHOD, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Non-Final OA NEC Corporation
18724712 COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND RECORDING MEDIUM Non-Final OA NEC Corporation
18526369 OPTICAL SIGNAL RELAY APPARATUS, OPTICAL TRANSMISSION SYSTEM, AND OPTICAL SIGNAL RELAY METHOD Non-Final OA NEC Corporation
18430831 SYSTEMS AND METHODS FOR SENSING FIBER OPTIC ISSUES IN AN OPTICAL NETWORK Non-Final OA Verizon Patent and Licensing Inc.
18914234 OPTICAL RECEIVER Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18975184 APPARATUS AND METHOD FOR DETERMINING SIGNAL CORRELATION Non-Final OA Fujitsu Limited
18861234 OPTICAL SIGNAL PROCESSING DEVICE, TAP COEFFICIENT UPDATE METHOD, PROGRAM, AND OPTICAL SIGNAL PROCESSING SYSTEM Non-Final OA Nippon Telegraph and Telephone Corporation
18946915 TIME-MULTIPLEXED OPTICAL LINK WITH DELAY Non-Final OA Microsoft Technology Licensing, LLC
19030328 ENHANCING FIELD OPERATION EFFICIENCY AND NETWORK PERFORMANCE USING FIBER SENSING AND GENERATIVE AI / LLM Non-Final OA NEC Laboratories America, Inc.
18612433 WAVEFRONT CORRECTION FOR FREE-SPACE OPTICAL COMMUNICATIONS Non-Final OA University of Central Florida Research Foundation, Inc.
18936951 OPTICAL NETWORK POWER CONSUMPTION MITIGATION Non-Final OA MaxLinear, Inc.
18896335 CO-PACKAGED INTEGRATED OPTOELECTRONIC MODULE AND CO-PACKAGED OPTOELECTRONIC SWITCH CHIP Non-Final OA Dongguan Luxshare Technologies Co., Ltd
18403674 Reconfigurable Software-Defined Optical Time-Domain Reflectometer for Diagnostics and Sensing Non-Final OA The Government of the United States of America, as represented by the Secretary of the Navy

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