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For the Inventor, By the Inventor

South Plainfield, NJ, United States of America

Everlasting Valve Company, Inc.


USPTO Granted Patents = 3

Trademarks = 3

Forward Citations = 34

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2 inventors (with patents filed for the assignee):

goldMedal C James Sheppard (2 out of 3 patents)

silverMedal James Wilson (1 out of 47 patents)


3 patents:

1. 6957659 - Sliding disk valve for pneumatic conveyance of abrasive material (2005-10-25),
2. 6845783 - Sliding disk valve for pneumatic conveyance of abrasive material (2005-01-25),
3. 5396919 - Rotating disc valve (1995-03-14),
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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#21 in South Plainfield, NJ

#2,618 in New Jersey

#71,950 in US

...
South Plainfield, NJ, United States of America

Everlasting Valve Company, Inc.

Forward Citations = 34

2 inventors:

goldMedal C James Sheppard (2 out of 3 patents)

silverMedal James Wilson (1 out of 47 patents)

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