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 Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:005847/0636   Pages: 3
Recorded: 09/13/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
03/17/1992
Application #:
07594451
Filing Dt:
10/09/1990
Title:
METHOD FOR CONTROLLING ZEBRA MUSSELS USING QUATERNARY AMMONIUM COMPOSITIONS
Assignors
1
Exec Dt:
10/04/1990
2
Exec Dt:
10/04/1990
Assignee
1
A CORP. OF DELAWARE
ROUTE 60 & CAMPBELLS RUN ROAD
ROBINSON, PENNSYLVANIA
Correspondence name and address
WILLIAM C. MITCHELL
CALGON CORPORATION
CALGON CENTER
BOX 1346
PITTSBURGH, PA. 15230

Search Results as of: 09/25/2024 04:16 PM
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