Inhalation mask
Latest Oxygen Therapy Institute, Inc. Patents:
Description
FIG. 1 is a perspective view of an inhalation mask showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof, the opposite side being identical;
FIG. 4 is a top plan view thereof; and
FIG. 5 is a bottom plan view thereof.
The undisclosed inner surface of the inhalation mask is unornamented and follows the contours of the outer surface as indicated.
Referenced Cited
U.S. Patent Documents
Other references
D189009 | October 1960 | Muller et al. |
D226140 | January 1973 | King |
D236033 | July 1975 | Dryden |
2845926 | May 1954 | Hill |
- Advertisement Sept. 1981, National Safety News, p. 68-69, Respirator Mask.
Patent History
Patent number: D285496
Type: Grant
Filed: Oct 27, 1983
Date of Patent: Sep 2, 1986
Assignee: Oxygen Therapy Institute, Inc. (Ferndale, MI)
Inventor: Seymour S. Berman (Farmington Hills, MI)
Primary Examiner: James R. Largen
Assistant Examiner: Brian N. Vinson
Law Firm: Barnes, Kisselle, Raisch, Choate, Whittemore & Hulbert
Application Number: 6/545,838
Type: Grant
Filed: Oct 27, 1983
Date of Patent: Sep 2, 1986
Assignee: Oxygen Therapy Institute, Inc. (Ferndale, MI)
Inventor: Seymour S. Berman (Farmington Hills, MI)
Primary Examiner: James R. Largen
Assistant Examiner: Brian N. Vinson
Law Firm: Barnes, Kisselle, Raisch, Choate, Whittemore & Hulbert
Application Number: 6/545,838
Classifications
Current U.S. Class:
D29/8