PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D244538
|
Priority
May 07 1975
|
Filed
May 07 1975
|
Issued
May 31 1977
|
Expiry
May 31 1991
|
|
Assg.orig
|
|
Entity
unknown
|
7
|
5
|
n/a
|
|
|
The ornamental design for an air filter, or similar article, substantially as shown.
|
FIG. 1 is a plan view of one face of the air filter showing our design;
FIG. 2 is an edge elevational view thereof looking toward the right side
in FIG. 1, the opposite edge being identical;
FIG. 3 is an edge elevational view looking toward the lower edge thereof
in FIG. 1, the opposite edge being identical; and
FIG. 4 is a plan view of the opposite face thereof.
Wharton, Charles E., Bell, Clarence
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 07 1975 | | Korhumel Industries, Inc. | (assignment on the face of the patent) | | / |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a