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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
08/24/1999
Application #:
08857431
Filing Dt:
05/16/1997
Inventor:
MINGDA WANG
Title:
HIGHER PRESSURE ION SOURCE FOR TWO DIMENSIONAL RADIO-FREQUENCY QUADRUPOLE ELECTRIC FIELD FOR MASS SPECTROMETER
Assignment: 1
Reel/Frame:
010841/0649Recorded: 04/28/2000Pages: 52
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/20/1998
Assignee:
P.O. BOX 272400
INTELLECTUAL PROPERTY ADMINISTRATION
FORT COLLINS, COLORADO 80528
Correspondent:
HEWLETT-PACKARD COMPANY
ATTN: LAURIE SCHUTZE, RECORDS MANAGER
INTELLECTUAL PROPERTY ADMIN.
P.O. BOX 272400
FORT COLLINS, CO 80528-9599
Assignment: 2
Reel/Frame:
030193/0434Recorded: 04/11/2013Pages: 35
Conveyance:
NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/01/1999
Assignee:
P.O. BOX 7599
LEGAL DEPT, MS: DL-429
LOVELAND, COLORADO 80537-0599
Correspondent:
SHIRLEY A. GONZALES
900 SOUTH TAFT AVENUE
MS LEGAL, BUILDING E
LOVELAND, CO 80537-6378

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