IP Library Assignment 003832/0807
Patent Assignment
Reel/Frame 003832/0807

Assignment of Assignors Interest.

Recorded: 1981-03-12 Pages: 1
Assignor
HITZMAN DONALD O.
Executed: 1980-03-19
Assignee
PROVESTA CORPORATION, A CORP. OF DE.
BARTLESVILLE,, OKLAHOMA
Covered Property (1)
Fermentation of Oxygenated Hydrocarbon Compounds with Thermophilic Microorganisms and Microorganisms Therefor
Patent: 30,965 →
Application: 05/938,589 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 10, 2018
From: BARNES, BRENT D.
To: PLANT 21 LLC
Reel/Frame 046582/0205 →
Assignment of Assignor's Interest Dec 4, 2021
From: PLANT 21 LLC
To: WINGEN, LLC
Reel/Frame 058303/0069 →