Prosecution Insights
Last updated: October 27, 2026

Bachar El Haj Hassan, USPTO Patent Examiner

Listed by the USPTO as EL HAJ HASSAN, BACHAR

Tech Center 1700 • Art Units: 1653 1772 1798

This examiner grants 100% of resolved cases

Analysis

Bachar El Haj Hassan operates in Art Unit 1653 with 1 resolved case. He has an allowance rate of 100.0% and a median days to allowance of 911. These figures provide an initial benchmark for his docket in Tech Center 1700. The interview lift is 0.0% based on the single resolution.

Top companies include Saudi Arabian Oil Company, The Regents of the University of California, and Tongji University. Firms such as BENESCH, FRIEDLANDER, COPLAN & ARONOFF LLP, BROUILLETTE LEGAL INC., and BUCHANAN, INGERSOLL & ROONEY PC are active in his cases. The 100.0% allowance rate and 911-day median pendency are derived from his current case history.

Practitioners should note that while the allowance rate is at 100.0%, it may shift as more cases are resolved. The 0.0% interview lift also reflects the limited data set. However, the presence of major entities like Saudi Arabian Oil Company suggests the type of complex technology handled in this art unit. With 1 resolved case, the examiner is in the early stages of establishing a prosecution profile.

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

Performance Statistics

100.0%
Allow Rate
+35.0% vs TC avg
11
Total Applications
+0.0%
Interview Lift
911
Avg Prosecution Days
Based on 1 resolved cases, 2023–2026

Rejection Statute Breakdown

2.6%
§101 Eligibility
23.1%
§102 Novelty
41.0%
§103 Obviousness
33.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18419311 BIOMINERALIZATION OF PRODUCED WATER Non-Final OA SAUDI ARABIAN OIL COMPANY
18410694 METHOD AND SYSTEM FOR TREATMENT OF BRACKISH WATER INLAND DESALINATION BRINE Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18715233 CONTAINER AND PURIFICATION APPARATUS Non-Final OA SHIMADZU CORPORATION

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Bachar El Haj Hassan's allowance rate?

100.0% of resolved applications examined by Bachar El Haj Hassan were allowed (1 resolved cases), compared with 23.5% across Art Unit 1653 over the last five years.

Does an interview help with examiner Bachar El Haj Hassan?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Bachar El Haj Hassan take to allow a patent?

Applications allowed by Bachar El Haj Hassan took 911 days on average from filing to allowance.

Which art unit does examiner Bachar El Haj Hassan work in?

Bachar El Haj Hassan examines applications in Art Unit 1653 in Tech Center 1700 (Chemistry & Materials).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month