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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
05/04/1982
Application #:
06173217
Filing Dt:
07/28/1980
Inventor:
JOHN B. FRENCH
Title:
TANDEM MASS SPECTROMETER WITH OPEN STRUCTURE AC-ONLY ROD SECTIONS, AND METHOD OF OPERATING A MASS SPECTROMETER SYSTEM
Assignment: 1
Reel/Frame:
004156/0963Recorded: 07/29/1983Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/19/1982
Assignee:
Correspondent:
ROGERS, BERESKIN & PARR
P. O. BOX 313
COMMERCE COURT POSTAL STATION
TORONTO, ONTARIO, CANADA M5L 1G1
Assignment: 2
Reel/Frame:
004156/0963Recorded: 07/29/1983Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/19/1982
Assignee:
Correspondent:
ROGERS, BERESKIN & PARR
P. O. BOX 313
COMMERCE COURT POSTAL STATION
TORONTO, ONTARIO, CANADA M5L 1G1
Assignment: 3
Reel/Frame:
004156/0963Recorded: 07/29/1983Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/19/1982
Assignee:
Correspondent:
ROGERS, BERESKIN & PARR
P. O. BOX 313
COMMERCE COURT POSTAL STATION
TORONTO, ONTARIO, CANADA M5L 1G1
Assignment: 4
Reel/Frame:
004156/0967Recorded: 07/29/1983Pages: 4
Conveyance:
LICENSE (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/28/1983
Assignee:
Correspondent:
ROGERS, BERESKIN & PARR
P. O. BOX 313
COMMERCE COURT POSTAL STATION
TORONTO, ONTARIO, CANADA M5L 1G1
Assignment: 5
Reel/Frame:
006062/0253Recorded: 02/25/1992Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
01/02/1992
Assignee:
OTTAWA, ONTARIO, K1A OR6, CANADA
Correspondent:
DIRECTOR
INTELLECTUAL PROPERTY SERVICES OFFICE
NATIONAL RESEARCH COUNCIL OF CANADA
BLDG. M-58, MONTREAL ROAD
OTTAWA, ONTARIO, K1A OR6

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