Patent Assignment
Reel/Frame 010785/0723
Merger
Recorded: 2000-05-01
Pages: 5
Assignor
SPER-TECH LLC
Executed: 2000-04-04
Assignee
SPERBER, HENRY
8 RED FOX LANE, ENGLEWOOD, COLORADO, 80111
Covered Property
(1)
Insulation Material and Method Using Fly Ash
Patent:
5,393,794 →
Application:
08/049,569 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 30, 2003
From: SPERBER, HENRY
To: HENRY SPERBER REVOCABLE TRUST HANNAH SPERBER - TRUSTEE
Reel/Frame 014215/0314 →
Assignment of Assignor's Interest
Jan 5, 2005
From: HENRY SPERBER REVOCABLE TRUST
To: ARK SEAL, LLC
Reel/Frame 015530/0813 →
Assignment of Assignor's Interest
Mar 10, 2006
From: ARK-SEAL, INC.
To: BLOW IN BLANKET LLC
Reel/Frame 017649/0414 →