USPatent applicationPatented

Respirator with face seal flexing region

Granted 23 May 2017 · 2 office actions

Assignee: 3M Company

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Attorney: Attorney · Log in to unlock

Inventors: William A. Mittelstadt · Examiner: Deanna L Pratt · AU 2915 · TC 2900

Application· this page
29/467,798
filed 24 Sep 2013
Publication
Not published
not published
Patent
US D787659
granted 23 May 2017

Life of the application

10 dated events
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Description

1 parts
›FIG. 1 is a front perspective view of…

FIG. 1 is a front perspective view of a new design for a respirator with face seal flexing region.

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right view thereof, the left view being a mirror image thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines in the drawings illustrate portions of the respirator with face seal flexing region which form no part of the claimed design. The dot-dash broken lines immediately adjacent the solid lines represent a boundary between claimed and unclaimed subject matter and form no part of the claimed design.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims as granted

1 claim

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Classifications

1 codes
USPC · US Patent Classification
D24/110.1

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File wrapper

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Pendency
3.7 y
1,337 days filing → grant
Office actions
2
non-final + final
Responses
2
no RCE
Examiner
Deanna L Pratt
art unit 2915 · TC 2900
Citations: 73 back · 0 forward

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Documents

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Chain of title

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