Patent
   D522351
Priority
Dec 30 2003
Filed
Dec 30 2003
Issued
Jun 06 2006
Expiry
Jun 06 2020
Assg.orig
Entity
unknown
25
8
n/a
The ornamental design for a powered air-purifying respirator attachment clip, as shown and described.

FIG. 1 is a top perspective view of a powered air-purifying respirator attachment clip showing our new design;

FIG. 2 is a bottom perspective view thereof at a reduced scale in an alternative configuration;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof, the other side elevational view being identical thereto;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a front elevational view thereof, the rear elevational view being identical thereto.

Taylor, David S., Allen, Peter B., Alexander, Scott R., Graves, Jason A.

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Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 30 20033M Innovative Properties Company(assignment on the face of the patent)
Nov 29 2004TAYLOR, DAVID S 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0155590650 pdf
Dec 17 2004ALLEN, PETER B 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0155590650 pdf
Dec 17 2004GRAVES, JASON A 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0155590650 pdf
Dec 21 2004ALEXANDER, SCOTT R 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0155590650 pdf
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