IP Library Assignment 055761/0733
Patent Assignment
Reel/Frame 055761/0733

Assignment of Assignor's Interest

Recorded: 2021-03-30 Pages: 12
Assignors
CULKIN, BARRY
Executed: 2020-02-18
QUESTEL, ROGER
Executed: 2020-02-28
HARRINGTON, ROBERT
Executed: 2020-02-13
CROTEAU, DOUGLAS
Executed: 2020-02-21
THOTTATHIL, PAUL
Executed: 2020-03-02
KESAVAN, PURUSHOTH
Executed: 2020-03-03
RYAN, JOHN
Executed: 2020-03-03
MUKHERJEE, SATYABRATA
Executed: 2020-03-03
Assignee
QUESTECH CORPORATION
92 PARK STREET, RUTLAND, VERMONT, 05701
Covered Property (1)
Natural Stone Sealer Compositions
Application: 17/248,664 →
Publication: US 2021/0253890
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Nov 24, 2025
From: QUESTECH CORPORATION
To: CITIZENS BANK N.A.
Reel/Frame 073019/0232 →