| D296925 |
Twist on disposable filter
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| Patent Drawings: | |
| Inventor: |
Groezinger, et al. |
| Date Issued: |
July 26, 1988 |
| Application: |
06/869,066 |
| Filed: |
May 30, 1986 |
| Inventors: |
Groezinger; John J. (Dunlap, IL)
Moldenhauer; Philip E. (Peoria, IL)
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| Assignee: |
Caterpillar Inc. (Peoria, IL) |
| Primary Examiner: |
Burke; Wallace R. |
| Assistant Examiner: |
Vinson; Brian N. |
| Attorney Or Agent: |
Grant; John W. |
| U.S. Class: |
D23/209 |
| Field Of Search: |
D23/209; 210/348; 210/416.4; 210/443; 210/444; 210/DIG.17 |
| International Class: |
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| U.S Patent Documents: |
D132610; D255045; D288707; D293016; 3481478; 4642183 |
| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for a twist on disposable filter, substantially as shown. |
| Description: |
FIG. 1 is a front elevational view of a twist on disposable filter embodying our new design;
FIG. 2 is a top elevational view thereof;
FIG. 3 is a bottom elevational view thereof;
FIG. 4 is a right side elevational view;
FIG. 5 is a left side elevational view thereof; and
FIG. 6 is a rear elevational view thereof.
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