| D312514 |
Unitary filter and cover for animal cages
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| Patent Drawings: | |
| Inventor: |
Thomas |
| Date Issued: |
November 27, 1990 |
| Application: |
07/005,408 |
| Filed: |
January 20, 1987 |
| Inventors: |
Thomas; William R. (Conyngham, PA)
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| Assignee: |
Universal Filter Corp. (Hazleton, PA) |
| Primary Examiner: |
Largen; James R. |
| Assistant Examiner: |
MacCormac; Cathy Anne |
| Attorney Or Agent: |
Eckert Seamans Cherin & Mellott |
| U.S. Class: |
D30/119 |
| Field Of Search: |
D30/108; D30/109; D30/110; D30/111; D30/112; D30/113; D30/114; D30/115; D30/116; D30/117; D30/118; D30/119; D30/120; 119/15; 119/5; 119/50; 119/17; 47/44; 248/346; 248/905 |
| International Class: |
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| U.S Patent Documents: |
D163377; 2467525; 2988044; 3343520; 3528227; 3528390; 3537428; 3613639; 3830200; 4435195; 4480587; 4528941; 4593650; 4640228 |
| Foreign Patent Documents: |
0036628; 2065440 |
| Other References: |
"Laboratory Animal Science", American Assoc. for Laboratory Animal Science, vol. 33, Dec. 1983, pp. 523, 580-582..
"Laboratory Animal Science", Am. Assoc. for Laboratory Animal Science, vol. 34, 1984, pp. 567-568.. |
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| Abstract: |
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| Claim: |
The ornamental design for a unitary filter and cover for animal cages, as shown and described. |
| Description: |
FIG. 1 is a top plan view of a unitary filter and cover for animal cages showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a side elevational view thereof, the opposite side being identical to the side shown;
FIG. 4 is an end elevational view, the opposite end being identical to the end shown; and
FIG. 5 is a top perspective view thereof.
The broken line representation of a cage is for illustrative purposes only and forms no part of the claimed design.
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