Prosecution Insights
Last updated: October 02, 2026

Examiner: SEIF, DARIUSH

Tech Center 3700 • Art Units: 1749 3721 3726 3731

This examiner grants 70% of resolved cases

Analysis

Dariush Seif is an examiner in Tech Center 3700 and Art Unit 1749. He has 543 resolved cases. The allowance rate for these cases is 70.5 percent. This 70.5 percent rate indicates the proportion of applications that result in a patent grant. Practitioners can use this 543-case history to understand the examiner's general tendencies in Art Unit 1749.

The interview lift is 6.2 percent. This 6.2 percent figure represents the difference in allowance probability when an interview is conducted. A positive value like 6.2 percent indicates that interviews are associated with a slightly higher likelihood of allowance. This suggests that requesting an interview is a helpful strategy for this docket.

The median days to allowance is 1052. This 1052-day duration is the middle value for the time from filing to grant. For applicants, this 1052-day median is a key metric for planning the prosecution timeline. By combining the 70.5 percent allowance rate with the 1052-day median, practitioners can develop a data-grounded strategy for their applications.

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

Performance Statistics

70.5%
Allow Rate
+0.5% vs TC avg
579
Total Applications
+6.2%
Interview Lift
1052
Avg Prosecution Days
Based on 543 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
21.0%
§102 Novelty
49.8%
§103 Obviousness
27.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19239291 STAPLE CARTRIDGE COMPRISING A POWER MANAGEMENT CIRCUIT Non-Final OA Cilag GmbH International
19093403 IMPLANTABLE ADJUNCT HAVING A FILM ATTACHMENT Non-Final OA CILAG GMBH INTERNATIONAL
18484807 COMPRESSIBLE SURGICAL ADJUNCTS, CARTRIDGES, AND CARTRIDGE ASSEMBLIES Non-Final OA CILAG GMBH INTERNATIONAL
19411901 POWER TOOL INCLUDING FIELD ORIENTED CONTROL SPEED-TORQUE CURVE MATCHING Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
19016953 CAMSHAFT FOR POWER TOOL Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
18806353 Mechanical Percussion Mechanism Final Rejection Robert Bosch GmbH
18874877 ALIGNMENT MODULE WITH AUTOMATIC PRESSURE CONTROL Non-Final OA BOBST MEX SA
19085541 SEALING GEOMETRY FOR A MOBILE POWER TOOL Final Rejection Hilti Aktiengesellschaft
18867432 POWER TOOL WITH PARALLEL OUTPUT AND MOTOR AXES Non-Final OA Hilti Aktiengesellschaft
19400887 Container Treatment System With Component Receptacle Non-Final OA KRONES AG
19159741 CONVEYING APPARATUS, CAPPING MACHINE, PACKAGING PLANT AND METHOD FOR CONVEYING PACKAGES Non-Final OA Tetra Laval Holdings & Finance S.A.
18715304 FLEXIBLE SACHET WITH DOUBLE OPENING Non-Final OA L'OREAL
18288549 METHOD OF OPTIMIZING A FILLING RECIPE FOR A DRUG CONTAINER Non-Final OA AMGEN INC.

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