USPatent applicationPatented

Math teaching aid

Granted 17 Aug 2010 · 1 office action

Assignee: Michael D. Williams

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Inventors: Michael Dean Williams · Examiner: T. Chase Nelson · AU 2914 · TC 2900

Application· this page

29/301,784

filed 17 Mar 2008

Publication

Not published

not published

Patent

US D621877

granted 17 Aug 2010

Patented

Status

granted 17 Aug 2010

term adjustment not held

none

Litigation

checked

Life of the application

6 dated events

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Description

1 parts

›The sole FIGURE is a front view of…

The sole FIGURE is a front view of my new child math design.

The design is the combination of a hand print (plus) a numerical number.

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

Classifications

1 codes

USPC · US Patent Classification

D19/59

Claim changes

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Pendency

2.4 y

883 days filing → grant

Office actions

non-final + final

Responses

no RCE

Examiner

T. Chase Nelson

art unit 2914 · TC 2900

Law firm

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Citations: 3 back · 0 forward

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Documents

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Chain of title

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