For the Inventor, By the Inventor

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Loveland, OH, United States of America

Shippers Paper Products Company

USPTO Granted Patents = 23

Trademarks = 1

Forward Citations = 352

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17 inventors (with patents filed for the assignee):

Henry L Liebel (10 out of 23 patents)

Kent A Linnemann (5 out of 5 patents)

Philip B Lo Presti (3 out of 4 patents)

4. Donald L Van Erden (2 out of 107 patents)

5. Martin Krier (2 out of 5 patents)

6. Thomas C Keenan (1 out of 14 patents)

7. Michael J Rancich (1 out of 13 patents)

8. Hugh J Zentmyer (1 out of 11 patents)

9. Richard H McKinzie (1 out of 1 patent)

10. Albert S Burroughs (1 out of 1 patent)

11. Paul H Jacobsen (1 out of 1 patent)

12. Michael D Loeschen (1 out of 1 patent)

13. Ricardo I Gonzalez (1 out of 1 patent)

14. Anthony J Sansone (1 out of 2 patents)

15. Edward T Feldman (1 out of 8 patents)

23 patents: Sort by Forward Citations

1. 5484241 - Collapsible void filler (1996-01-16),

2. 5435677 - Method of leveling pallet load (1995-07-25),

3. 5413824 - Collapsible and expandable roll riser (1995-05-09),

4. 5413823 - Collapsible and expandable roll riser (1995-05-09),

5. 5409755 - Bulkhead void filler (1995-04-25),

6. 5378096 - Collapsible and expandable void filler (1995-01-03),

7. 5374464 - Bulkhead void filler (1994-12-20),

8. 5131541 - Corner post and packaging system (1992-07-21),

9. 5082244 - Cargo air bag inflation valve and inflator combination (1992-01-21),

10. 5062751 - Economy void filler (1991-11-05),

11. 5042665 - Packaging frame (1991-08-27),

12. 5042541 - Inflation nozzle for cargo air bag (1991-08-27),

13. 5040696 - Extended length packaging (1991-08-20),

14. 4995512 - Interior core protector (1991-02-26),

15. 4934654 - Valve for bulk container (1990-06-19),

Shippers Paper Products Company is a leading manufacturer and distributor of packaging solutions, specializing in paper products. With more than 50 years of industry experience, we offer a wide range of high-quality packaging materials tailored to meet the unique needs of our customers. Our product portfolio includes shipping boxes, corrugated containers, protective wraps, and various other packaging supplies. We pride ourselves on delivering exceptional customer service and innovative packaging solutions that help businesses optimize their shipping operations. Visit our website to learn more about our products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

23 Patents

#5 in Loveland, OH

#598 in Ohio

#13,925 in US

#26,790 in the World

Loveland, OH, United States of America

Shippers Paper Products Company

Forward Citations = 352

17 inventors:

Henry L Liebel (10 out of 23 patents)

Kent A Linnemann (5 out of 5 patents)

Philip B Lo Presti (3 out of 4 patents)

4. Donald L Van Erden (2 out of 107 patents)

5. Martin Krier (2 out of 5 patents)

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