USPatentGranted
S

Liquid crystal video projector

Granted 1 Dec 1998 · no office action yet

Current assignee: Matsushita Electric Industrial Co., Ltd. · originally Panasonic

Law firm: Law firm · Log in to unlock

Attorney: Attorney · Log in to unlock

Inventors: Hiroshi Yonekura, Takako Kuramoto, Kuniaki Kawamoto · Examiner: Ted Shooman · AU 292 · TC 2900

Application
Not granted yet
filed 3 Mar 1997
Publication
Not published
not published
Patent· this page
US D401955
granted 1 Dec 1998

Life of the patent

2 dated events
⤢ drag to zoomApr 1997Jul 1997Oct 1997Jan 1998Apr 1998Jul 1998Oct 1998Jan 1999Prosecution
Prosecutionhover for detail · click to open

Description

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

FIG. 1 is a perspective view of the front top and left side of a liquid crystal video projector showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view similar to FIG. 1 with the handle raised to the carrying position.

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

3 codes
USPC · US Patent Classification
D16/234D16/225D16/221

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 patent are not paired with the granted ones in what we hold.

File wrapper

Pendency
1.7 y
638 days filing → grant
Office actions
0
on the grant's record
Examiner
Ted Shooman
art unit 292 · TC 2900
Citations: 9 back · 0 forward

Chain of title

⤢ drag to zoom19982000200220042006200820102012201420162018Owner 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

Term & fees

See the term timeline — pendency span, in-force span, the maintenance fees paid and both computed expiry dates.

Log in to unlock

Validity challenges

See the validity challenges on record — reexaminations, IPRs and PGRs, with their institution decisions and outcomes.

Log in to unlock

Citations

See every patent this one cites and every patent that cites it back — publication, assignee, and how each one was found.

Log in to unlock