For the Inventor, By the Inventor

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Chicago, IL, United States of America

General American Transportation Corporation

USPTO Granted Patents = 25

Trademarks = 2

Forward Citations = 258

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21 inventors (with patents filed for the assignee):

Erling Mowatt-Larssen (11 out of 13 patents)

Edward L Davis (4 out of 4 patents)

Doug Hurst (3 out of 3 patents)

4. Albert E Price (2 out of 3 patents)

5. Edmund R Aller (2 out of 2 patents)

6. Philip A Saigh (2 out of 4 patents)

7. Albert J Glueckert (2 out of 3 patents)

8. Thomas S Lapikas (2 out of 2 patents)

9. C K Krishnakumar (1 out of 4 patents)

10. Richard W Arndt (1 out of 1 patent)

11. Pranas Budininkas (1 out of 2 patents)

12. Joseph Caldwell, Jr (1 out of 1 patent)

13. Milton W Heisterberg (1 out of 5 patents)

14. Charles T Graves (1 out of 1 patent)

15. John E Everett, Jr (1 out of 1 patent)

25 patents: Sort by Forward Citations

1. 5168717 - CO.sub.2 cooled railcar (1992-12-08),

2. 4711274 - External purge system for a tank train (1987-12-08),

3. 4664307 - Spirally welded tank cars (1987-05-12),

4. 4664038 - Door latch control apparatus for hopper vehicle (1987-05-12),

5. 4586547 - Ball valve purge device for tank cars (1986-05-06),

6. 4557199 - Lifting structure for railway tank car (1985-12-10),

7. 4515189 - Molten sulfur tank car assembly (1985-05-07),

8. 4513795 - Tank with selectively variable automatic outage (1985-04-30),

9. 4493266 - Railway hopper car and center sill construction therefor (1985-01-15),

10. 4440528 - Container for pulverulent material (1984-04-03),

11. 4414462 - Tank car heating system (1983-11-08),

12. 4304271 - Tank car and train thereof and loading and unloading systems (1981-12-08),

13. 4245749 - Safety device (1981-01-20),

14. 4079760 - Baffle for automatic outage (1978-03-21),

15. D244092 - Intermodal container (1977-04-19),

General American Transportation Corporation is a leading provider of transportation solutions. We offer a wide range of services including logistics, warehousing, and distribution. With a strong focus on customer satisfaction and operational excellence, we strive to deliver cost-effective and reliable transportation services to our clients. Visit our website to learn more about our expertise and how we can meet your transportation needs.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

25 Patents

#159 in Chicago, IL

#668 in Illinois

#12,915 in US

#24,928 in the World

Chicago, IL, United States of America

General American Transportation Corporation

Forward Citations = 258

21 inventors:

Erling Mowatt-Larssen (11 out of 13 patents)

Edward L Davis (4 out of 4 patents)

Doug Hurst (3 out of 3 patents)

4. Albert E Price (2 out of 3 patents)

5. Edmund R Aller (2 out of 2 patents)

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