USPatentGranted
S1

Lens for projector

Granted 1 Nov 2011 · no office action yet

Current assignee: Maxell Ltd. · originally Hitachi, Ltd.

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Attorney: Attorney · Log in to unlock

Inventors: Masahiko Yatsu, Masanori Tsumura, Naoyuki Ogura, Masayuki Fukui +1 · Examiner: Paula Greene · AU 2912 · TC 2900

Application
29/380,282
filed 2 Dec 2010
Publication
Not published
not published
Patent· this page
US D647931
granted 1 Nov 2011

Life of the patent

9 dated events
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Description

1 parts
›FIG. 1 is a front, top and right…

FIG. 1 is a front, top and right side perspective view of a lens for projector showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

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

Claims

1 · 1 independent · depth 1
1 granted claims

Classifications

1 codes
USPC · US Patent Classification
D16/134

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File wrapper

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Pendency
0.9 y
334 days filing → grant
Office actions
0
none on record
Examiner
Paula Greene
art unit 2912 · TC 2900
Citations: 24 back · 0 forward

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Chain of title

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Citations

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