U.S. patent number D360,029 [Application Number D/021,578] was granted by the patent office on 1995-07-04 for air filter unit for use in respirators.
This patent grant is currently assigned to Grand Bleu International, Inc.. Invention is credited to Yukio Yoshikawa.
United States Patent |
D360,029 |
Yoshikawa |
July 4, 1995 |
Air filter unit for use in respirators
Claims
The ornamental design for an air filter unit for use in
respirators, as shown and described.
Inventors: |
Yoshikawa; Yukio (Saitama,
JP) |
Assignee: |
Grand Bleu International, Inc.
(New York, NY)
|
Appl.
No.: |
D/021,578 |
Filed: |
April 20, 1994 |
Current U.S.
Class: |
D23/365;
D24/110 |
Field of
Search: |
;D23/365 ;D24/110
;128/205.12,205.28,202.26 ;55/DIG.33,DIG.35 |
References Cited
[Referenced By]
U.S. Patent Documents
Foreign Patent Documents
Primary Examiner: Lichtenstein; Lisa P.
Attorney, Agent or Firm: Darby & Darby
Description
FIG. 1 is a top front perspective view of a preferred embodiment of
the air filter unit for use in respirators;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view thereof, the right side
being a mirror image of that shown; and,
FIG. 4 is a bottom plan view.
The pattern of holes has been partially shown in FIGS. 1 and 3 for
ease of illustration, it being understood that the broken lines
indicate that said pattern of holes is continuous throughout the
areas represented.
* * * * *