Patent
   D325780
Priority
Aug 01 1989
Filed
Aug 01 1989
Issued
Apr 28 1992
Expiry
Apr 28 2006
Assg.orig
Entity
unknown
8
3
n/a
The ornamental design for a combined respirator mouthpiece and filter, as shown and described.

FIG. 1 is a perspective view of a combined respirator mouthpiece, and filter, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof, the opposite side elevational view being identical thereto;

FIG. 4 is an end elevational view thereof, the opposite end elevational view being identical; and,

FIG. 5 is a bottom plan view thereof.

Policappelli, Nini

Patent Priority Assignee Title
10780337, Feb 28 2017 In-mouth filter against insects and particulates
7025060, Jan 27 2005 Personal breathing filter
9560887, Mar 11 2014 Folkvord Products, LLC Fluid management device for exercising athletes
D478660, Jul 01 2002 MICROLIFE MEDICAL HOME SOLUTIONS INC Disposable mask with sanitation insert for a respiratory analyzer
D660969, Jul 08 2011 Twilight Teeth, Inc. Mouthpiece with adapter clips
D732670, May 22 2014 3M Innovative Properties Company Respirator filter
D755973, Jun 25 2015 THE GYM GUY LLC Anaerobic cardio trainer
D858749, Aug 06 2016 Mouth-held filter
Patent Priority Assignee Title
3773043,
4071026, Feb 05 1976 Intra-oral filtering device
GB144222,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 01 1989Nicholas, Herbert(assignment on the face of the patent)
Oct 31 1989POLICAPPELLI, NINIHERBERT, NICHOLASASSIGNMENT OF 1 2 OF ASSIGNORS INTEREST0054260995 pdf
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