Patent Assignment
Reel/Frame 003829/0429
Assignment of Assignors Interest.
Recorded: 1980-11-21
Pages: 4
Assignor
CALANDRA FRANK JR.
Executed: 1980-11-18
Assignee
JENNMAR CORPORATION
600 ARCH ST., A CORP. OF PA., CRESSON, PENNSYLVANIA
Covered Property
(1)
Method for Combining Resin Bonding and Mechanical Anchoring of a Bolt in a Rock Formation
Patent:
4,419,805 →
Application:
06/209,134 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.