USPatent applicationPatented

Powered air purifying respirator blower

Granted 12 May 2015 · 4 office actions

Assignee: 3M Company

Law firm: Law firm · Log in to unlock

Attorney: Attorney · Log in to unlock

Inventors: Nathan A. Abel, John M. Pilgrim · Examiner: Ian Simmons · AU 2916 · TC 2900

Application· this page
29/413,398
filed 15 Feb 2012
Publication
Not published
not published
Patent
US D729380
granted 12 May 2015

Life of the application

14 dated events
⤢ drag to zoom20122014201620182020202220242026202820302032ProsecutionOwnershipTerm & fees
ProsecutionOwnershipTerm & feeshover for detail · click to open

Description

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

FIG. 1 is a front perspective view showing the new design for a powered air purifying respirator blower;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left view thereof; and,

FIG. 7 is a right view thereof.

The broken line showing of portions of the article is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

The shading is provided to illustrate contour only and is not an indication of surface texture.

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

Log in to read the claims of this application.

Log in to unlock

Classifications

1 codes
USPC · US Patent Classification
D24/110

Claim changes

Soon
Coming soonHow the claims changed between publication and grant

See which claims were amended, added or cancelled during examination, with every added and removed word marked.

AmendedAddedCancelledUnchanged

The published claims of this application are not paired with the granted ones in what we hold.

File wrapper

⤢ drag to zoomJan 2012Jul 2012Jan 2013Jul 2013Jan 2014Jul 2014Jan 2015Jul 2015USPTOApplicantNon-final rejectionFinal rejectionResponse after finalNon-final rejectionResponse after non-finalFinal rejectionNotice of allowance
USPTOApplicanthover for detail · click to open
Pendency
3.2 y
1,182 days filing → grant
Office actions
4
non-final + final
Responses
4
no RCE
Examiner
Ian Simmons
art unit 2916 · TC 2900
Citations: 10 back · 0 forward

See the full prosecution history — every USPTO and applicant action on this file, in order.

Log in to unlock

Documents

Log in to open the documents of this file: the application as filed, every office action and response, the notice of allowance.

Log in to unlock

Chain of title

⤢ drag to zoom20122014201620182020202220242026202820302032Owner 1
Titlehover for detail · click to open

See the full assignment history — every owner this patent has passed through, with recordation dates and reel/frame numbers.

Log in to unlock