Prosecution Insights
Last updated: October 02, 2026

Examiner: DESAI, RACHNA SINGH

Tech Center 3900 • Art Units: 2176 3992

This examiner grants 46% of resolved cases

Analysis

Rachna Singh Desai serves in Tech Center 3900 and Art Unit 2176, where they have resolved 118 cases. The examiner has an allowance rate of 45.8 percent, which indicates a challenging environment for applicants. The median days to allowance is 1586, representing the typical timeframe for the 118 cases that have reached a grant.

The interview lift of 27.9 percent is a significant factor, suggesting that interviews are a highly effective tool for this examiner. This 27.9 percent lift means that cases with an interview have a much better chance of allowance than the 45.8 percent base rate. Practitioners should prioritize direct communication to overcome the hurdles indicated by the allowance rate.

With 118 resolved cases, Desai's data highlights a clear strategy for Art Unit 2176. The 45.8 percent allowance rate and 27.9 percent interview lift together point toward the necessity of verbal advocacy. The 1586-day median to allowance provides a timeframe for prosecution that applicants must manage alongside these statistical trends.

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

Performance Statistics

46.2%
Allow Rate
-13.8% vs TC avg
141
Total Applications
+26.8%
Interview Lift
1577
Avg Prosecution Days
Based on 119 resolved cases, 2023–2026

Rejection Statute Breakdown

13.7%
§101 Eligibility
5.9%
§102 Novelty
34.5%
§103 Obviousness
21.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19032060 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032059 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032061 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032017 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032023 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032040 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032034 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032028 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19032052 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AN AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19031172 AUDIO ENCODER, AUDIO DECODER, METHOD FOR ENCODING AND AUDIO INFORMATION, METHOD FOR DECODING AN AUDIO INFORMATION AND COMPUTER PROGRAM USING AN OPTIMIZED HASH TABLE Non-Final OA Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
19030457 SIGNAL PROCESSING APPARATUS AND SIGNAL PROCESSING METHOD, ENCODER AND ENCODING METHOD, DECODER AND DECODING METHOD, AND PROGRAM Final Rejection Sony Group Corporation
17588656 Standard Exact Clause Detection Non-Final OA DocuSign International (EMEA) Limited

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