Prosecution Insights
Last updated: October 01, 2026

Examiner: SASTRI, SATYA B

Tech Center 1700 • Art Units: 1732 1742 1762 1763 1796

This examiner grants 63% of resolved cases

Analysis

Satya B. Sastri works in Art Unit 1732 within Tech Center 1700. The examiner has 910 resolved cases and an allowance rate of 62.6 percent. This 62.6 percent rate is higher than the 29.4 percent interview lift. The median days to allowance is 1086, which defines the expected timeframe for successful applications. This 1086 day timeline is a standard benchmark for prosecution in Art Unit 1732.

The 29.4 percent interview lift indicates that direct communication is a productive strategy for improving the 62.6 percent baseline. With 910 cases resolved, the data reflects a consistent and well-documented examination style. Practitioners should use the 1086 day median to set realistic expectations for patent issuance. The 910 case volume in Tech Center 1700 suggests that these metrics are statistically robust. Leveraging the 29.4 percent lift can help navigate rejections and move cases toward a grant.

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

Performance Statistics

62.6%
Allow Rate
-2.4% vs TC avg
968
Total Applications
+29.4%
Interview Lift
1086
Avg Prosecution Days
Based on 910 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
12.0%
§102 Novelty
51.8%
§103 Obviousness
24.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17429975 METHOD FOR PRODUCING POLYMER COMPATIBLE WITH BIOMATERIALS Final Rejection NISSAN CHEMICAL CORPORATION
19013081 FLUORINE-CONTAINING COPOLYMER Final Rejection DAIKIN INDUSTRIES, LTD.
18894314 FLUORINE-CONTAINING COPOLYMER Final Rejection DAIKIN INDUSTRIES, LTD.
18892976 FLUORINE-CONTAINING COPOLYMER Final Rejection DAIKIN INDUSTRIES, LTD.
18452126 FLUORINE-CONTAINING COPOLYMER Final Rejection DAIKIN INDUSTRIES, LTD.
18451915 FLUORINE-CONTAINING COPOLYMER Final Rejection DAIKIN INDUSTRIES, LTD.
18450491 COPOLYMER, MOLDED BODY, EXTRUDED BODY, AND TRANSFER MOLDED BODY Final Rejection DAIKIN INDUSTRIES, LTD.
18449873 FLUORINE-CONTAINING COPOLYMER Final Rejection DAIKIN INDUSTRIES, LTD.
18184306 FLUORINE-CONTAINING POLYMER AND PRODUCTION METHOD THEREOF Final Rejection Daikin Industries, Ltd.
18691418 POLYCARBONATE RESIN COMPOSITION, METHOD OF PREPARING THE SAME, AND MOLDED ARTICLE INCLUDING THE SAME Non-Final OA LG CHEM, LTD.
17763305 Modified Conjugated Diene-Based Polymer, Method for Preparing the Same, and Rubber Composition Including the Same Final Rejection LG CHEM, LTD.
17780573 SHELF LIFE- AND TRANSPORT STABILIZERS FOR POLYMERIZABLE COMPOUNDS Non-Final OA BASF SE
18031398 PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE RESIN FILM USING SAME, COLOR FILTER AND DISPLAY DEVICE Final Rejection SAMSUNG SDI CO., LTD.
18023853 ETHYLENE/PROPYLENE-BASED COPOLYMER RUBBER COMPOSITION Non-Final OA NOK CORPORATION
18000258 COPOLYMERS FOR INTRACELLULAR THERAPEUTIC NUCLEIC ACID PAYLOAD DELIVERY Non-Final OA Regents of the University of Minnesota
18008997 RESIN COMPOSITION, OPTICAL FIBER SECONDARY COATING MATERIAL, OPTICAL FIBER, AND OPTICAL FIBER PRODUCTION METHOD Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
17767122 MOULDING COMPOSITION CONTAINING POLYETHERAMIDE (PEA) Non-Final OA Evonik Operations GmbH
18334482 NOVEL BORATE COMPOUND Final Rejection AGC INC.
17917785 Antistatic or dust-repellent poly(methyl methacrylate) composition Final Rejection ARKEMA FRANCE
18263594 METHOD OF PRODUCING POLYMERIZABLE COMPOSITION AND METHOD OF PRODUCING PHOTOCHROMIC ARTICLE Final Rejection HOYA LENS THAILAND LTD.
18272201 COMPOSITION INCLUDING ORGANOSILICON COMPOUND, RUBBER COMPOUNDING AGENT, AND RUBBER COMPOSITION Final Rejection SHIN-ETSU CHEMICAL CO., LTD.
18676464 RESIN COMPOSITION Non-Final OA NAN YA PLASTICS CORPORATION
18254490 VINYLIDENE FLUORIDE POLYMER COMPOSITION AND METHOD OF PRODUCING SAME, RESIN COMPOSITION, ELECTRODE MIXTURE, AND ELECTRODE CONTAINING THESE, AND METHOD OF PRODUCING SAME Final Rejection Kureha Corporation

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