Patent Assignment
Reel/Frame 008478/0137
Assignment of Assignor's Interest
Recorded: 1997-04-29
Pages: 5
Assignor
STAEFA CONTROL SYSTEM, INC.
Executed: 1996-09-30
Assignee
LANDIS & STAEFA, INC.
1000 DEERFIELD PARKWAY, BUFFALO GROVE, ILLINOIS, 60089
Covered Properties
(3)
Forced Air Ventilation System
Patent:
4,942,921 →
Application:
07/150,247 →
Variable Air Volume Ventilating System and Method of Operating Same
Patent:
5,005,636 →
Application:
07/475,034 →
Dynamically Controlled Environmental Control System
Patent:
5,344,068 →
Application:
08/048,494 →
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 5, 1988
From: HAESSIG, DAVID L.; HAMIDI, JAMSHID; HORT, ROGER V.
To: STAEFA CONTROL SYSTEMS, INC.
Reel/Frame 004909/0120 →
Assignment of Assignors Interest.
Mar 5, 1990
From: HAESSIG, DAVID L.
To: STAEFA CONTROL SYSTEM, INC.
Reel/Frame 005244/0777 →
Assignment of Assignor's Interest
Mar 21, 1994
From: HAESSIG, DAVID L.
To: STAEFA CONTROL SYSTEM, INC.
Reel/Frame 006898/0958 →
Document Previously Recorded on Reel 8478, Frame 0137 Contained Errors in Property Number 5334068. Document Rerecorded to Correct Error on Stated Reel.
Jul 14, 1997
From: STAEFA CONTROL SYSTEM, INC.
To: LANDIS & STAEFA, INC.
Reel/Frame 008579/0405 →
Merger & Name Change
Dec 14, 1998
From: LANDIS & GYR HOLDINGS; CERBERUS HOLDINGS, INC.
To: SIEMENS BUILDING TECHNOLOGIES, INC.
Reel/Frame 009638/0167 →
Merger
Dec 14, 1998
From: LANDIS & STAEFA, INC.
To: LANDIS & GYR HOLDINGS, INC.
Reel/Frame 009638/0164 →
Merger
Mar 11, 2010
From: SIEMENS BUILDING TECHNOLOGIES, INC.
To: SIEMENS INDUSTRY, INC.
Reel/Frame 024066/0464 →