USPatent applicationPatented

Trapezoidal structured abrasive article

Granted 25 Aug 2020 · no office action yet

Current assignee: 3M Innovative Properties Company · originally 3M Company

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Inventors: Craig R. Sykora, Anthony D. Deutsch, Lijun Zu, Jonathan C. Dilley +2 · Examiner: Philip S Hyder · AU 2917 · TC 2900

Application· this page
29/675,758
filed 4 Jan 2019
Publication
Not published
not published
Patent
US D893974
granted 25 Aug 2020

Life of the application

5 dated events
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Description

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

FIG. 1 is a perspective view of a first embodiment of a trapezoidal structured abrasive article showing the new design.

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a right view thereof; and

FIG. 7 is a left view thereof.

FIG. 8 is a perspective view of a second embodiment of a trapezoidal structured abrasive article showing the new design.

FIG. 9 is a top view thereof;

FIG. 10 is a bottom view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a back view thereof;

FIG. 13 is a right view thereof; and,

FIG. 14 is a left view thereof.

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Claims as granted

1 claim

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Classifications

1 codes
USPC · US Patent Classification
D08/90

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File wrapper

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Pendency
1.6 y
599 days filing → grant
Office actions
0
none on record
Examiner
Philip S Hyder
art unit 2917 · TC 2900
Citations: 26 back · 0 forward

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Documents

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Chain of title

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