Portable ultrafiltration unit
Thalmann , et al. August 18, 1
U.S. patent number D328,777 [Application Number 07/533,066] was granted by the patent office on 1992-08-18 for portable ultrafiltration unit. This patent grant is currently assigned to Infinitex. Invention is credited to Thomas W. Siegler, William H. Thalmann.
| United States Patent | D328,777 |
| Thalmann , et al. | August 18, 1992 |
Portable ultrafiltration unit
Claims
The ornamental design for a portable ultrafiltration unit, as shown.
| Inventors: | Thalmann; William H. (E. Amherst, NY), Siegler; Thomas W. (Kenmore, NY) |
|---|---|
| Assignee: | Infinitex (Clarence,
NY) |
| Appl. No.: | 07/533,066 |
| Filed: | June 4, 1990 |
| Current U.S. Class: | D23/209 |
| Field of Search: | ;D23/207-210 ;210/251,257.2,321-364,416.5,416.1,321.78 |
References Cited [Referenced By]
U.S. Patent Documents
| D176460 | December 1955 | Hagman |
| D202889 | November 1965 | Leamy |
| 2635756 | April 1953 | Grieve et al. |
| 3797378 | March 1974 | Morris |
| 3856676 | December 1974 | Grimme, Jr. et al. |
Assistant Examiner: Tung; M. H.
Attorney, Agent or Firm: Bean, Kauffman & Spencer
Description
FIG. 1 is a front perspective view of a portable ultrafiltration unit showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a side elevational view thereof; and,
FIG. 6 is an opposite side elevational view thereof.
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