Nasal mask
Farmer , et al. February 2, 1
U.S. patent number D333,015 [Application Number 07/801,175] was granted by the patent office on 1993-02-02 for nasal mask. This patent grant is currently assigned to Lifecare International, Inc.. Invention is credited to Robert B. Farmer, R. Scott St. John.
| United States Patent | D333,015 |
| Farmer , et al. | February 2, 1993 |
Nasal mask
Claims
The ornamental design for a nasal mask, as shown and described.
| Inventors: | Farmer; Robert B. (Boulder, CO), St. John; R. Scott (Golden, CO) |
|---|---|
| Assignee: | Lifecare International, Inc.
(Lafayette, CO) |
| Appl. No.: | 07/801,175 |
| Filed: | December 2, 1991 |
| Current U.S. Class: | D24/110.4 |
| Field of Search: | ;D29/6-9 ;D21/236 ;128/207.14,207.17,207.11,205.24,206.24,206.23 |
References Cited [Referenced By]
U.S. Patent Documents
| 2858828 | November 1958 | Matheson |
| 4573463 | March 1986 | Hall |
| 4601287 | July 1986 | Royce, Jr. |
| 4637387 | January 1987 | Hall |
| 5143061 | September 1992 | Kaimer |
Other References
|
Drawing (FIGS. 1-6) of a prior art mask of Mr. Andrew Mitchell (circa 1990).. |
Primary Examiner: Chin; Kay H.
Attorney, Agent or Firm: Carson; W. Scott
Description
FIG. 1 is a perspective view of a nasal mask showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof, the opposite side being a mirror image thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof; and,
FIG. 6 is a bottom plan view thereof.
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