Respiratory mask facial seal
United States Patent D377089

Starr, Eric W. (Gibsonia, PA)
Starr, John R. (Leechburg, PA)
Walthour, Mary T. (Pitcairn, PA)
Application Number:
Publication Date:
Filing Date:
Respironics, Inc. (Murrysville, PA)
Primary Class:
Other Classes:
Field of Search:
128/207.13, 128/207.11, 128/207.18, 128/206.12, 128/206.15, 128/206.16, 128/206.17, 128/205.29, 128/202.28, 128/202.29, D24/110, D24/110.4
View Patent Images:
US Patent References:
D320473Breathing maskOctober, 1991Mano et al.D24/110
D293613Anesthesia and respiratory face maskJanuary, 1988WinglerD24/110.4

Foreign References:
CA1226504September, 1987128/202.28
DE2459651March, 1975128/202.28
Primary Examiner:
Gandy, James M.
Assistant Examiner:
Brooks, Linda
Attorney, Agent or Firm:
Reed Smith Shaw & McClay
1. The ornamental design for a respiratory mask facial seal, as shown anddescribed.


FIG. 1 is a front elevational view of a respiratory mask facial seal showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof, the right side view being a reverse image thereof; and,

FIG. 6 is an elevational cross-section view thereof taken along line VI-VI of FIG. 1.