For the Inventor, By the Inventor

Enter assignee name

Twinsburg, OH, United States of America

Weatherchem Corporation

USPTO Granted Patents = 62

% Expired Patents = 3.2

EPO Patents = 1

Trademarks = 10

Forward Citations = 2,928

Loading Chart...

Loading Chart...

33 inventors (with patents filed for the assignee):

Barry Michael Daggett (19 out of 23 patents)

Brian David Groubert (15 out of 15 patents)

Michael J Forsyth (12 out of 13 patents)

4. Anna Frolova-Levi (8 out of 8 patents)

5. Douglas S Martin (7 out of 16 patents)

6. Lewis L Otterson (5 out of 5 patents)

7. Joel W Wennerstrom (4 out of 8 patents)

8. Ovidiu Opresco (4 out of 7 patents)

9. David C Baxter (3 out of 3 patents)

10. Craig C Weidman (3 out of 9 patents)

11. Charles Tecco (3 out of 3 patents)

12. John R Hickman (3 out of 3 patents)

13. Bruno A Mediate (2 out of 3 patents)

14. Patricia A Bittel (2 out of 2 patents)

15. Lawrence E Lasich (2 out of 2 patents)

Core Competencies:

Dispensing Closure

Child-Resistant Cap

Sift-Resistant Design

Tamper-Evident Mechanism

Liquid Dispensing Cap

Pliable Sealing Surface

Dual Hinge Closure

Moisture-Resistant Top

Reclosable Closure

One-Piece Closure

Rotor-Type Dispenser

Injection Molding Machine

62 patents: Sort by Forward Citations

1. 11548699 - Sift-resistant dispensing closure (2023-01-10),

2. 10589909 - Sift-resistant dispensing closure (2020-03-17),

3. 10421597 - Pill shelf flip cap closure (2019-09-24),

4. 10173811 - Dual hinge flip cap closure (2019-01-08),

5. 9371162 - One-piece dispensing closure (2016-06-21),

6. 9327883 - Full open disk dispensing closure (2016-05-03),

7. 9321567 - Closure with tamper evident push-pull tether (2016-04-26),

8. D731303 - One-piece container with lid (2015-06-09),

9. 8833584 - Closure with utensil retention mechanism (2014-09-16),

10. 8720748 - Full open disk dispensing closure (2014-05-13),

11. 8550313 - Sift-resistant dispensing closure (2013-10-08),

12. 8448798 - Dispensing closure with pliable sealing surface (2013-05-28),

13. D634198 - Dispensing closure for pourable material (2011-03-15),

14. D628893 - Dispensing closure (2010-12-14),

15. D628892 - Dispensing closure (2010-12-14),

Weatherchem Corporation, based in Twinsburg, Ohio, specializes in the design and manufacture of innovative dispensing closures. The company focuses on developing advanced solutions such as child-resistant caps, sift-resistant designs, and tamper-evident mechanisms. Their product offerings include liquid dispensing caps and closures featuring pliable sealing surfaces and dual hinge designs, ensuring moisture resistance and user safety. Weatherchem's commitment to quality and innovation positions it as a leader in the dispensing closure industry.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

62 Patents

#3 in Twinsburg, OH

#262 in Ohio

#5,842 in US

#11,761 in the World

Twinsburg, OH, United States of America

Weatherchem Corporation

Forward Citations = 2,928

33 inventors:

Barry Michael Daggett (19 out of 23 patents)

Brian David Groubert (15 out of 15 patents)

Michael J Forsyth (12 out of 13 patents)

4. Anna Frolova-Levi (8 out of 8 patents)

5. Douglas S Martin (7 out of 16 patents)

Please report any incorrect information to [email protected]

Loading…