Patent Assignment
Reel/Frame 006785/0770
Assignment 50% Interest
Recorded: 1993-11-23
Pages: 2
Assignor
KLIEFOTH, CHRISTOPHER J.
Executed: 1993-11-04
Assignee
CERTAINTEED CORPORATION
750 EAST SWEDESFORD ROAD, VALLEY FORGE, PENNSYLVANIA, 19482-0101
Covered Property
(1)
Radon Remediation in Form-Drain Apparatus
Patent:
5,474,400 →
Application:
08/156,016 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 10, 2013
From: CERTAINTEED CORPORATION
To: NORTH AMERICAN SPECIALTY PRODUCTS LLC
Reel/Frame 030394/0340 →
Security Agreement
Jun 11, 2013
From: NORTH AMERICAN SPECIALTY PRODUCTS LLC
To: BANK OF AMERICA, N.A.
Reel/Frame 030600/0078 →
Release of Security Interest
Aug 24, 2016
From: BANK OF AMERICA, N.A.
To: NORTH AMERICAN SPECIALTY PRODUCTS LLC
Reel/Frame 039527/0732 →