Unitary, disposable filter unit
Mehra , et al. October 11, 1
U.S. patent number D270,947 [Application Number 06/239,321] was granted by the patent office on 1983-10-11 for unitary, disposable filter unit. This patent grant is currently assigned to Sybron Corporation. Invention is credited to Raj K. Aggarwal, Heinz W. Hahn, Ravinder C. Mehra.
| United States Patent | D270,947 |
| Mehra , et al. | October 11, 1983 |
Unitary, disposable filter unit
Claims
The ornamental design for a unitary, disposable filter unit, as shown and described.
| Inventors: | Mehra; Ravinder C. (Fairport, NY), Hahn; Heinz W. (Rochester, NY), Aggarwal; Raj K. (Penfield, NY) |
|---|---|
| Assignee: | Sybron Corporation (Rochester,
NY) |
| Appl. No.: | 06/239,321 |
| Filed: | March 2, 1981 |
| Current U.S. Class: | D24/162; D23/209 |
| Current International Class: | D2499 |
| Field of Search: | ;210/455 ;D24/56,57,8 ;D23/4 |
References Cited [Referenced By]
U.S. Patent Documents
| D242655 | December 1976 | Cade |
| D248495 | July 1978 | Nakao et al. |
| D250129 | October 1978 | Skinner |
| D261413 | October 1981 | Eddleman |
| D264248 | May 1982 | Steigerwald |
| 3295686 | January 1967 | Krueger |
| 4180383 | December 1979 | Johnson |
Other References
|
Cole-Parmer Cat. 1979-1980, .COPYRGT.1978, p. 274, Sterile, Disposable Filter Unit.. |
Primary Examiner: Ansher; Bernard
Attorney, Agent or Firm: Gerlach; Robert A. Aceto; Roger
Description
FIG. 1 is a top plan view of a unitary disposable filter unit showing our new design;
FIG. 2 is a left side elevation of the unit shown in FIG. 1;
FIG. 3 is a front elevation thereof;
FIG. 4 is a right elevation thereof; and
FIG. 5 is a bottom plan view thereof.
The undisclosed opposite side of FIG. 3 is a mirror image of the side shown .
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