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Last updated: October 26, 2026

David Colon Morales, USPTO Patent Examiner

Listed by the USPTO as COLON MORALES, DAVID

Tech Center 3700 • Art Units: 3679 3753

This examiner grants 79% of resolved cases

Performance Statistics

79.0%

Allow Rate

+9.0% vs TC avg

758

Total Applications

+17.5%

Interview Lift

813

Avg Prosecution Days

Based on 739 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%

§101 Eligibility

20.4%

§102 Novelty

40.3%

§103 Obviousness

29.1%

§112 Clarity

Currently Pending Office Actions

App #	Title	Status	Assignee
19119381	VALVE	Non-Final OA	EAGLE INDUSTRY CO., LTD.
19272678	MANIFOLD	Non-Final OA	AISIN CORPORATION
18692642	PRESSURE ADJUSTMENT VALVE FOR POWER STORAGE MODULE	Non-Final OA	NOK CORPORATION

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Who Appears Before This Examiner

Top companies before this examiner

Cardinal Health Inc. (1)
Eagle Industry Co., Ltd. (1)
Aisin Corporation (1)
NOK Corporation (1)
Colder Products Company (1)
HAMILTON SUNDSTRAND Corporation (1)
SAFRAN (1)
Gemü Gebr Müller Apparatebau GmbH & Co. Kommanditgesellschaft (1)

Law firms appearing most often

CANTOR COLBURN LLP (1)
CARTER, DELUCA & FARRELL LLP (1)
Casimir Jones, S.C. (1)
CHRISTENSEN O'CONNOR JOHNSON KINDNESS PLLC (1)
FISH & RICHARDSON P.C. (TC) (1)
GREENBLUM & BERNSTEIN, P.L.C. (1)
HAYES SOLOWAY P.C. (1)
KLARQUIST SPARKMAN, LLP (1)

Frequently Asked Questions

What is examiner David Colon Morales's allowance rate?

79.0% of resolved applications examined by David Colon Morales were allowed (739 resolved cases), compared with 61.2% across Art Unit 3679 over the last five years.

Does an interview help with examiner David Colon Morales?

This examiner's interview lift is +17.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David Colon Morales take to allow a patent?

Applications allowed by David Colon Morales took 813 days on average from filing to allowance.

Which art unit does examiner David Colon Morales work in?

David Colon Morales examines applications in Art Unit 3679 in Tech Center 3700 (Medical Devices & Mechanical Engineering).