IP Library › Assignment 004666/0908
Patent Assignment
Reel/Frame 004666/0908

Assignment of Assignors Interest.

Recorded: 1987-02-02 Pages: 2
Assignor
Assignee
SERVICEMASTER INVESTMENT COMPANY, CORPORATE TRUST CENTER, A DE. CORP.
1209 ORANGE STREET, WILMINGTON, DELAWARE, 19801
Covered Properties (6)
Method of Shampooing Carpet on Location
Patent: 3,728,075 →
Application: 05/133,601 →
Method for Cleaning Carpets
Patent: 3,919,729 →
Application: 05/493,917 →
Cleaning Tool
Patent: 4,270,238 →
Application: 06/058,485 →
Sanitizer Attachment for a Mobile Floor Cleaner
Patent: 4,429,432 →
Application: 06/266,798 →
Rotary Floor Cleaner
Patent: 4,400,843 →
Application: 06/310,116 →
Disinfectant Formulation
Patent: 4,601,954 →
Application: 06/595,441 →
Related Assignments (10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Jan 22, 1982
From: BLOMGREN, ROLAND A.
To: SERVICEMASTER INDUSTRIES, INC., A CORP. OF DE.
Reel/Frame 003944/0216 →
Assignment of Assignors Interest. Sep 16, 1983
From: COPELAND, WILLIAM M.; BLOMGREN, ROLAND A.; SHALLENBERG, ROBERT L.
To: SERVICEMASTER INDUSTRIES, INC., A DE CORP.
Reel/Frame 004170/0906 →
Assignment of Assignors Interest. Jun 14, 1984
From: COLEMAN, DAVID L.
To: SERVICEMASTER INDUSTRIES INC., 2300 WARRENVILLE ROAD, DOWNERS GROVE, IL 60515 A CORP OF
Reel/Frame 004269/0614 →
Assignment of Assignors Interest. Feb 9, 1987
From: SERVICEMASTER INVESTMENT COMPANY, A DE. CORP.
To: SERVICEMASTER COMPANY L.P., THE, A DE. LIMITED PARTNERSHIP
Reel/Frame 004667/0004 →
Merger Nov 29, 2001
From: SERVICEMASTER INVESTMENT COMPANY
To: SERVICEMASTER INDUSTRIES INC.
Reel/Frame 012322/0777 →
Assignment of Assignor's Interest Nov 29, 2001
From: SERVICEMASTER INDUSTRIES INC.
To: SERVICEMASTER COMPANY LIMITED PARTNERSHIP, THE
Reel/Frame 012322/0747 →
Assignment of Assignor's Interest Nov 29, 2001
From: SERVICEMASTER COMPANY LIMITED PARTNERSHIP, THE
To: SERVICEMASTER COMPANY, THE
Reel/Frame 012322/0751 →
Assignment of Assignor's Interest Nov 29, 2001
From: SERVICEMASTER COMPANY, THE
To: SERVICEMASTER MANAGEMENT SERVICES, INC.
Reel/Frame 012322/0768 →
Merger Feb 6, 2014
From: THE SERVICEMASTER COMPANY LIMITED PARTNERSHIP
To: THE SERVICEMASTER COMPANY
Reel/Frame 032161/0529 →
Merger Feb 6, 2014
From: THE SERVICEMASTER COMPANY
To: THE SERVICEMASTER COMPANY, LLC
Reel/Frame 032161/0703 →