Patent Assignment
Reel/Frame 005691/0446
Assignment of Assignors Interest.
Recorded: 1991-05-02
Pages: 4
Assignee
CALGON CARBON CORPORATION
500 CALGON CARBON DRIVE, PITTSBURGH, PENNSYLVANIA, 15205
Covered Property
(1)
Chromium-Free Impregnated Activated Carbon for Adsorption of Toxic Gases and/or Vapors
Patent:
5,063,196 →
Application:
07/371,430 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.