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For the Inventor, By the Inventor

Sacramento, CA, United States of America

Stem Cell Partners LLC


USPTO Granted Patents = 2


Forward Citations = 5

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1 inventor (with patents filed for the assignee):

goldMedal John Raymond Chapman (2 out of 15 patents)

silverMedal John R Chapman (0 patent)


2 patents:

1. 11745182 - Collapsible centrifugation vial system and method (2023-09-05),
2. 9480730 - Method and apparatus for preparing single donor thrombin serum (2016-11-01),
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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#116 in Sacramento, CA

#20,952 in California

#94,647 in US

Sacramento, CA (US)
Sacramento, CA, United States of America

Stem Cell Partners LLC

Forward Citations = 5

1 inventor:

goldMedal John Raymond Chapman (2 out of 15 patents)

silverMedal John R Chapman (0 patent)

Please report any incorrect information to [email protected]
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