Prosecution Insights
Last updated: October 27, 2026

Parviz Hassanzadeh, USPTO Patent Examiner

Listed by the USPTO as HASSANZADEH, PARVIZ

Tech Center 1700 • Art Units: 1716

This examiner grants 28% of resolved cases

Analysis

HASSANZADEH, PARVIZ is assigned to tech center 1700 and art unit 1716. The profile contains 74 resolved cases, with an allowance rate of 28.4% and a median of 1362 days to allowance. The interview lift is 35.7%, providing a positive prosecution signal despite the lower allowance rate in the record.

Applied Materials Inc., Tokyo Electron Limited, and Kokusai Electric Corporation are the listed companies. VOLPE KOENIG is the only listed firm. Practitioners should prepare for extended prosecution and use interviews deliberately, especially when clarifying claim scope or narrowing issues identified during examination.

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

Performance Statistics

28.4%
Allow Rate
-36.6% vs TC avg
85
Total Applications
+35.7%
Interview Lift
1362
Avg Prosecution Days
Based on 74 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
17.0%
§102 Novelty
63.3%
§103 Obviousness
12.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18834129 SUBSTRATE PROCESSING APPARATUS Non-Final OA TOKYO ELECTRON LIMITED
18471098 SUBSTRATE PROCESSING APPARATUS, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND RECORDING MEDIUM Non-Final OA Kokusai Electric Corporation

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Frequently Asked Questions

What is examiner Parviz Hassanzadeh's allowance rate?

28.4% of resolved applications examined by Parviz Hassanzadeh were allowed (74 resolved cases), compared with 45.4% across Art Unit 1716 over the last five years.

Does an interview help with examiner Parviz Hassanzadeh?

This examiner's interview lift is +35.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Parviz Hassanzadeh take to allow a patent?

Applications allowed by Parviz Hassanzadeh took 1,362 days on average from filing to allowance.

Which art unit does examiner Parviz Hassanzadeh work in?

Parviz Hassanzadeh examines applications in Art Unit 1716 in Tech Center 1700 (Chemistry & Materials).

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