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For the Inventor, By the Inventor

Elverson, PA, United States of America

Whitford Corporation


USPTO Granted Patents = 17

% Expired Patents = 17.6



Trademarks = 7

Forward Citations = 127

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18 inventors (with patents filed for the assignee):

goldMedal Leonard W Harvey (9 out of 15 patents)

silverMedal Lawrence D Leech (7 out of 7 patents)

bronzeMedal Helen L Brain (4 out of 4 patents)

4.  Michael Coates (3 out of 5 patents)

5.  Julie K Wright (3 out of 4 patents)

6.  Thomas James Bate (3 out of 9 patents)

7.  Andrew J Melville (2 out of 3 patents)

8.  David J Topping (2 out of 2 patents)

9.  David P Willis (2 out of 2 patents)

10.  Susan J Roberts-Bleming (2 out of 2 patents)

11.  Daniel C Chung (2 out of 2 patents)

12.  Michael W Miller (2 out of 2 patents)

13.  Matteo Sperindio (1 out of 2 patents)

14.  Scott C Lake (1 out of 2 patents)

15.  Riccardo Piras (1 out of 2 patents)


17 patents:

1. 10544306 - Sol-gel compositions with improved hardness and impact resistance (2020-01-28),
2. 9790358 - Blended fluoropolymer compositions (2017-10-17),
3. 9205454 - Bearing components and processes for depositing additives, especially fluoropolymers, on cellulose (2015-12-08),
4. 9090778 - Blended fluoropolymer compositions and coatings for flexible substrates (2015-07-28),
5. 9074084 - Blended fluoropolymer compositions (2015-07-07),
6. 9051461 - Blended fluoropolymer compositions having multiple melt processible fluoropolymers (2015-06-09),
7. 8703668 - Bearing components and processes for depositing additives, especially fluoropolymers, on cellulose (2014-04-22),
8. 8691344 - Blended fluoropolymer compositions (2014-04-08),
9. 8586677 - Fluoropolymer coating compositions (2013-11-19),
10. 8404309 - Blended fluoropolymer compositions and coatings for flexible substrates (2013-03-26),
11. 8349434 - Blended fluoropolymer coatings for rigid substrates (2013-01-08),
12. 8227548 - Blended fluoropolymer coatings for rigid substrates (2012-07-24),
13. 8147915 - Non-stick coating composition (2012-04-03),
14. 7026036 - Single coat non-stick coating system and articles coated with same (2006-04-11),
15. 6846570 - Multiple coat non-stick coating system and articles coated with same (2005-01-25),
Company Overview
Whitford Corporation, headquartered in Elverson, PA, specializes in the development and manufacturing of high-performance non-stick coatings. The company is renowned for its innovative solutions that cater to various industries, including cookware, industrial applications, and automotive sectors. Whitford's expertise lies in creating durable, reliable coatings that enhance product performance and longevity. With a commitment to quality and innovation, the company continues to advance coating technologies to meet the evolving needs of its global clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Whitford Corporation USPTO Patent Assignee Logo
17 Patents

#2 in Elverson, PA

#688 in Pennsylvania

#18,881 in US

#35,887 in the World

Elverson, PA (US)
Elverson, PA, United States of America

Whitford Corporation

Forward Citations = 127

18 inventors:

goldMedal Leonard W Harvey (9 out of 15 patents)

silverMedal Lawrence D Leech (7 out of 7 patents)

bronzeMedal Helen L Brain (4 out of 4 patents)

4.  Michael Coates (3 out of 5 patents)

5.  Julie K Wright (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Whitford Corporation. Retrieved from https://idiyas.com/company/whitford

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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