Respirator inlet port connection seal

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Description

FIG. 1 is a front perspective view showing a new design for a respirator inlet port connection seal;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the drawings show unclaimed features of the respirator inlet port connection seal and form no part of the claimed design. The dot-dash broken lines form a boundary of the claimed design and do not form a part of the claimed design.

Claims

The ornamental design for a respirator inlet port connection seal, as shown and described.

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Patent History
Patent number: D816209
Type: Grant
Filed: Mar 28, 2016
Date of Patent: Apr 24, 2018
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: David M. Castiglione (Hudson, WI)
Primary Examiner: Randall H Gholson
Application Number: 29/559,371
Classifications
Current U.S. Class: Mask (D24/110.1)