Patent Assignment
Reel/Frame 004156/0963
Assignment of Assignors Interest.
Recorded: 1983-07-29
Pages: 4
Assignor
MDS HEALTH GROUP LIMITED
Executed: 1982-04-19
Covered Properties
(2)
Tandem Mass Spectrometer with Synchronized Rf Fields
Patent:
4,329,582 →
Application:
06/172,592 →
Tandem Mass Spectrometer with Open Structure Ac-Only Rod Sections, and Method of Operating a Mass Spectrometer System
Patent:
4,328,420 →
Application:
06/173,217 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 15, 1983
From: DAWSON, PETER H.
To: CANADIAN PATENTS & DEVELOPMENT LIMITED
Reel/Frame 004116/0465 →
Assignment of Assignors Interest.
Apr 15, 1983
From: FRENCH, JOHN B.
To: MDS HEALTH GROUP LIMITED
Reel/Frame 004126/0613 →
License
Jul 29, 1983
From: CANADIAN PATENT AND DEVELOPMENT LIMITED
To: MDS HEALTH GROUP LIMITED, 30 MERIDIAN ROAD, REXDALE, ONTARIO, M9W 4Z9, CANADA,
Reel/Frame 004156/0967 →
Assignment of Assignors Interest.
Feb 25, 1992
From: CANADIAN PATENTS AND DEVELOPMENT LIMITED/SOCIETE CANADIENNE DES BREVETS ET D'EXPLOITATION LIMITEE
To: NATIONAL RESEARCH COUNCIL OF CANADA
Reel/Frame 006062/0253 →