USPatentGranted
S1

Bi-plane ceiling fan

Granted 23 May 2006 · no office action yet

Current assignee: PNC Bank, National Association · originally Emerson Electric Co.

Law firm: Law firm · Log in to unlock

Attorney: Attorney · Log in to unlock

Inventors: Edward Springer · Examiner: Lisa Lichtenstein · AU 2911 · TC 2900

Application
29/201,103
filed 10 Mar 2004
Publication
Not published
not published
Patent· this page
US D521624
granted 23 May 2006

Life of the patent

2 dated events
⤢ drag to zoomApr 2004Jul 2004Oct 2004Jan 2005Apr 2005Jul 2005Oct 2005Jan 2006Apr 2006Jul 2006Prosecution
Prosecutionhover for detail · click to open

Description

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

FIG. 1 is a perspective view of an embodiment of the ceiling fan;

FIG. 2 is a first side view illustrating a representative side of the ceiling fan of FIG. 1;

FIG. 3 is a second side view illustrating a second representative side of the ceiling fan of FIG. 1;

FIG. 4 is a top view of the ceiling fan of FIG. 1; and,

FIG. 5 is a bottom view of the ceiling fan of FIG. 1.

The surface shading on the illustrated ceiling fan is intended only to show the character and contour of the surfaces and not as surface indicia.

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
D23/377

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
2.2 y
804 days filing → grant
Office actions
0
none on record
Examiner
Lisa Lichtenstein
art unit 2911 · TC 2900
Citations: 2 back · 0 forward

See the full prosecution history — every USPTO and applicant action on this file, in order.

Log in to unlock

Chain of title

⤢ drag to zoom20042006200820102012201420162018202020222024Owner 1liens, releases & corrections
TitleLienhover 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