USPatent applicationPatented

Exhaust fan

Granted 10 Jul 2001

Assignee: Chung Lun Yip

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Inventors: Chung Lun Yip · Examiner: Lisa Lichtenstein · AU 2911 · TC 2900

Application· this page

116481

filed 5 Jan 2000

Publication

Not published

not published

Patent

US D444869

granted 10 Jul 2001

Patented

Status

granted 10 Jul 2001

term adjustment not held

none

Litigation

checked

Classifications

Life of the application

3 dated events

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Description

1 parts

›FIG. 1 is a front view of an…

FIG. 1 is a front view of an exhaust fan that incorporates my new design, showing the door in an opened position;

FIG. 2 is a left side view thereof, showing the door in the opened position;

FIG. 3 is a right side view thereof, showing the door in the opened position;

FIG. 4 is a rear view thereof, showing the door in the opened position;

FIG. 5 is a top view thereof, showing the door in the opened position;

FIG. 6 is a bottom view thereof, showing the door in the opened position;

FIG. 7 is a front bottom perspective view thereof, showing the door in the opened position;

FIG. 8 is a rear top perspective view thereof, showing the door in the opened position;

FIG. 9 is a front view thereof, showing the door in the closed position;

FIG. 10 is a left side view thereof, showing the door in the closed position;

FIG. 11 is a right side view thereof, showing the door in the closed position;

FIG. 12 is a rear view thereof, showing the door in the closed position;

FIG. 13 is a top view thereof, showing the door in the closed position;

FIG. 14 is a bottom view thereof, showing the door in the closed position;

FIG. 15 is a front bottom perspective view thereof, showing the door in the closed position; and,

FIG. 16 is a rear top perspective view thereof, showing the door in the closed position.

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

D23/371

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Pendency

1.5 y

552 days filing → grant

Office actions

on the grant's record

Examiner

Lisa Lichtenstein

art unit 2911 · TC 2900

Law firm

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Documents

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