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Trademarks = 13

Forward Citations = 137

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3 inventors (with patents filed for the assignee):

David J Lipniarski (9 out of 15 patents)

Raymond C Confer (5 out of 8 patents)

Daid J Lipniarski (3 out of 3 patents)

16 patents: Sort by Forward Citations

1. 8936134 - Three/four step ladder with a curve about (2015-01-20),

2. 8202018 - Blow molded plastic interconnection having a receiving section and a locking section (2012-06-19),

3. 8191682 - A-frame ladder with a flexible gate/barrier (2012-06-05),

4. 8191681 - A-frame ladder with a tambour gate/barrier (2012-06-05),

5. 7578632 - Secure interlocking system for plastic materials (2009-08-25),

6. 7526841 - Indented female blow-molded connector and male connector and method (2009-05-05),

7. 7448824 - Traffic barricade having interchangeable parts (2008-11-11),

8. 7275289 - Indented female blow-molded connector and male connector and method (2007-10-02),

9. 7234780 - Indented female blow-molded connector and male connector and method (2007-06-26),

10. 6190600 - Circular interconnect (2001-02-20),

11. 6102156 - Blow molded articles and method of making (2000-08-15),

12. D401360 - Gate (1998-11-17),

13. D399975 - Staircase (1998-10-20),

14. 5244291 - Means and method of attachment of hollow thin-walled structural members (1993-09-14),

15. 4023647 - Freestanding ladder structure (1977-05-17),

Confer Plastics, Inc. is a leading manufacturer of high-quality rotational molded plastics products. With over 40 years of experience, we offer a wide range of solutions for various industries including furniture, outdoor living, and recreational products. Our commitment to innovation and excellence has made us a trusted partner for businesses seeking reliable and cost-effective plastic solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

16 Patents

#2 in North Tonawanda, NY

#1,066 in New York

#19,271 in US

#36,634 in the World

North Tonawanda, NY, United States of America

Confer Plastics, Inc.

Forward Citations = 137

3 inventors:

David J Lipniarski (9 out of 15 patents)

Raymond C Confer (5 out of 8 patents)

Daid J Lipniarski (3 out of 3 patents)

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