Title:
Face mask
United States Patent D323908


Inventors:
Hollister, William H. (Nelson, NH)
Carruthers, Cary D. (Fitzwilliam, NH)
Application Number:
07/435325
Publication Date:
02/11/1992
Filing Date:
11/09/1989
Assignee:
Smith Industries Medical Systems, Inc. (Keene, NH)
Primary Class:
Other Classes:
D24/110.1
Field of Search:
D29/6, D29/7, D29/8, 128/206.24, 128/206.28, 128/206.26, 128/206.17, 128/207.11, 128/202.23, 128/205.17
View Patent Images:
US Patent References:
D300473Inhalation maskMarch, 1989Roush
D293613Anesthesia and respiratory face maskJanuary, 1988Wingler
D285496Inhalation maskSeptember, 1986BermanD29/8
4195629Face maskApril, 1980Halford
4062357Respirator maskDecember, 1977Laerdal
3918448Sanitary face maskNovember, 1975McCosker
3908648Sanitary face maskSeptember, 1975McCosker
3805782PROTECTIVE BEAUTY MASKApril, 1974Welch
3315674Filter mask faceletApril, 1967Bloom et al.
3105488Respiratory devicesOctober, 1963Richards
2931356Oxygen mask having detachable face seal cushionApril, 1960Schwartz
2848994Disposable breather maskAugust, 1958Aguado128/205.17
2830584RespiratorApril, 1958Hollmann et al.
2666432Mask for administering anesthesiasNovember, 1954Stanton



Foreign References:
EP0288937April, 1988Disposable breathing mask.
DE2652128December, 1977
FR2225177November, 1974
FR2443918July, 1980
GB0842642July, 1960
GB1467828March, 1977
GB1516494July, 1978
GB2038703ADecember, 1979
GB2045092October, 1980
Primary Examiner:
Chin, Kay H.
Attorney, Agent or Firm:
Buckley, Linda M.
Bronstein, Sewall P.
Claims:
1. The ornamental design for a face mask, as shown and described.

Description:

FIG. 1 is a top plan view of a face mask showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view thereof, the opposite side view being a mirror image of that shown; and

FIG. 6 is a cross sectional view thereof taken along the line 6--6 of FIG. 2.

The broken line showing of a cushion in combination with the faceplate is for illustrative purposes only and forms no part of the claimed design.