Patent Assignment
Reel/Frame 005244/0777
Assignment of Assignors Interest.
Recorded: 1990-03-05
Pages: 2
Assignor
HAESSIG, DAVID L.
Executed: 1990-02-05
Assignee
Covered Property
(1)
Variable Air Volume Ventilating System and Method of Operating Same
Patent:
5,005,636 →
Application:
07/475,034 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 29, 1997
From: STAEFA CONTROL SYSTEM, INC.
To: LANDIS & STAEFA, INC.
Reel/Frame 008478/0137 →
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
Dec 14, 1998
From: LANDIS & STAEFA, INC.
To: LANDIS & GYR HOLDINGS, INC.
Reel/Frame 009638/0164 →
Merger & Name Change
Dec 14, 1998
From: LANDIS & GYR HOLDINGS; CERBERUS HOLDINGS, INC.
To: SIEMENS BUILDING TECHNOLOGIES, INC.
Reel/Frame 009638/0167 →