Sight glass
Sprague September 26, 2
U.S. patent number D529,061 [Application Number D/235,088] was granted by the patent office on 2006-09-26 for sight glass. This patent grant is currently assigned to Branham Corporation. Invention is credited to Curtis Sprague.
| United States Patent | D529,061 |
| Sprague | September 26, 2006 |
Sight glass
Claims
CLAIM The ornamental design for a sight glass, as shown and described.
| Inventors: | Sprague; Curtis (Johnson City, TN) |
|---|---|
| Assignee: | Branham Corporation (Johnson
City, TN) |
| Appl. No.: | D/235,088 |
| Filed: | July 27, 2005 |
| Current U.S. Class: | D16/135 |
| Current International Class: | 1606 |
| Field of Search: | ;D16/130,132,134,135 ;D6/300 ;D8/382,394 ;D21/330 ;40/777,780,782,785,790,721 ;235/70B ;403/401 ;27/1 ;359/793,895 ;49/463 |
References Cited [Referenced By]
U.S. Patent Documents
| 374645 | December 1887 | Watkins |
| 2312542 | March 1943 | Goodman |
| 2450330 | September 1948 | De Giers |
| 2538502 | January 1951 | Boehm |
| 3935656 | February 1976 | Pritchard |
| 4176480 | December 1979 | Euzarraga et al. |
| 4282668 | August 1981 | Jolkovski |
| 5950288 | September 1999 | Bach Lahor |
| 6055757 | May 2000 | Carlsson |
Attorney, Agent or Firm: Stainbrook; Craig M. Stainbrook & Strainbrook, LLP
Description
FIG. 1 is a left front perspective view of a sight glass showing my new design, the bottom is a mirror image of the top;
FIG. 2 is a front elevational view thereof, the undisclosed rear is unornamented and not part of the claimed design; and,
FIG. 3 is a right side elevational view thereof, the left side is a mirror image.
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