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:
1
|
Patent #:
|
|
Issue Dt:
|
10/17/1989
|
Application #:
|
07147989
|
Filing Dt:
|
01/25/1988
|
Inventors:
|
JOHN F. REED, MARVIN E. JONES
|
Title:
|
ELECTRET FILTER MADE OF FIBERS CONTAINING POLYPROPYLENE AND POLY(4-METHYL-1-PENTENE)
|
|
Assignment:
1
|
|
|
|
ASSIGNMENT OF ASSIGNORS INTEREST.
|
|
|
|
|
|
|
ROGER R. TAMTE |
3M OFFICE OF PATENT COUNSEL |
P. O. BOX 33427 |
ST. PAUL, MN 55133-3427 |
|
|
Search Results as of:
06/17/2024 01:59 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
|