IP Library Assignment 006472/0381
Patent Assignment
Reel/Frame 006472/0381

Assignment of Assignors Interest.

Recorded: 1993-03-26 Pages: 7
Assignor
CELITE CORPORATION
Executed: 1992-11-13
Assignee
PERLITE, INC.
4488 HIGHWAY 285, ANTONITO, COLORADO, 81120
Covered Properties (3)
Perlite Expansion Process and Apparatus Therefor
Patent: 4,290,749 →
Application: 05/953,376 →
Energy Efficient Perlite Expansion Process
Patent: 4,347,155 →
Application: 06/245,421 →
Preparation and Expansion of Perlite Ore Fines
Patent: 4,557,883 →
Application: 06/345,954 →
Related Assignments (6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Dec 3, 1981
From: JOHNS-MANVILLE CORPORATION
To: MANVILLE SERVICE CORPORATION, A CORP. OF DE.
Reel/Frame 003935/0163 →
Merger Jun 25, 1991
From: MANVILLE PRODUCTS CORPORATION (MERGED INTO); MANVILLE SERVICE CORPORATION (MERGED INTO); MANVILLE BUILDING MATERIALS CORPORATION (MERGED INTO); JOHNS-MANVILLE SALES CORPORATION (CHANGED INTO)
To: MANVILLE SALES CORPORATION
Reel/Frame 005743/0992 →
Merger Effective on 12/12/1989DE Aug 5, 1991
From: KEN-CARYL RANCH CORPORATION, A CORPORATION OF DE; JOHNS-MANVILLE CORPORATION, A CORPORATION OF NY; SAL CONTRACT & SUPPLY INC., A CORPORATION OF TX (ALL MERGED INTO)
To: MANVILLE SALES CORPORATION, A CORPORATION OF DE
Reel/Frame 005791/0292 →
Assignment of Assignors Interest. Dec 23, 1991
From: MANVILLE SALES CORPORATION A CORP. OF DELAWARE
To: CELITE CORPORATION A CORP. OF DELAWARE
Reel/Frame 005951/0284 →
Assignment of Assignors Interest. Dec 23, 1991
From: CELITE CORPORATION, A CORPORATION OF DE
To: CELITE HOLDINGS CORPORATION A DE CORPORATION
Reel/Frame 005957/0291 →
Security Interest Jan 16, 1992
From: CELITE HOLDINGS CORPORATION, A CORP. OF DE
To: CHEMICAL BANK A NY BANKING CORP.
Reel/Frame 005974/0152 →