IP Library Assignment 023844/0391
Patent Assignment
Reel/Frame 023844/0391

Assignment of Assignor's Interest

Recorded: 2010-01-26 Pages: 7
Assignors
ROBINSON, STEWART W.
Executed: 2009-11-30
BRASEL, GREG
Executed: 2009-11-30
Assignee
CARBIDE INDUSTRIES LLC
4400 BELLS LANE, LOUISVILLE, KENTUCKY, 40211
Covered Property (1)
Process to Reduce Steel Furnace Slag Carry-Over During Tapping
Patent: 7,914,602 →
Application: 12/629,426 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Aug 9, 2024
From: CARBIDE INDUSTRIES LLC
To: GUGGENHEIM CREDIT SERVICES, LLC
Reel/Frame 068237/0677 →
Security Interest Aug 9, 2024
From: OPTA GROUP LP; OPTA (USA) INC.; QUAB CHEMICALS INC.; CARBIDE INDUSTRIES LLC
To: BANK OF AMERICA, N.A., AS AGENT
Reel/Frame 068238/0612 →