skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 2
Patent #:
Issue Dt:
08/16/1994
Application #:
08052601
Filing Dt:
04/27/1993
Inventor:
DOUGLAS T. GJERDE
Title:
METHOD OF PREVENTING CONTAMINATION OF A CHROMATOGRAPHY COLUMN
Assignment: 1
Reel/Frame:
006506/0967Recorded: 04/27/1993Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/23/1993
Assignee:
1600 WYATT DRIVE, #10
SANTA CLARA, CALIFORNIA A
Correspondent:
TIMOTHY R. SCHWARTZ, PH.D.
OBLON, SPIVAK, MCCLELLAND, MAIER ET. AL.
1755 JEFFERSON DAVIS HIGHWAY 4TH FLR.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:
008715/0592Recorded: 09/18/1997Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/01/1997
Assignee:
1620 OLD OAKLAND ROAD, SUITE D-200
SAN JOSE, CALIFORNIA 95131
Correspondent:
ENTERPRISE LAW GROUP, INC.
WILLIAM B. WALKER
4400 BOHANNON DRIVE, SUITE 280
MENLO PARK, CA 94025

Search Results as of: 05/13/2024 09:25 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT