USPatentGranted
S1

Toilet brush

Granted 6 Aug 2024 · 2 office actions

Assignee: Qilu University of Technology

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Attorney: Attorney · Log in to unlock

Inventors: Zijian Chen, Shanshan Wu · Examiner: Keli L Hill · AU 2922 · TC 2900

Application
29/857,511
filed 22 Oct 2022
Publication
Not published
not published
Patent· this page
US D1037673
granted 6 Aug 2024

Life of the patent

2 dated events
⤢ drag to zoomOct 2022Jan 2023Apr 2023Jul 2023Oct 2023Jan 2024Apr 2024Jul 2024Oct 2024Prosecution
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Description

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

FIG. 1 is a perspective view of a toilet brush showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is an enlarged top view thereof;

FIG. 7 is an enlarged bottom view thereof;

FIG. 8 is a front side perspective view thereof, shown the separated state;

FIG. 9 is a rear side perspective view thereof, shown the separated state;

FIG. 10 is a perspective view thereof, shown the dismantling state;

FIG. 11 is an enlarged detail view of area 11 shown in FIG. 3 ; and,

FIG. 12 is an enlarged detail view of area 12 shown in FIG. 5 .

The dash broken lines shown encircling the enlarged detail views in FIGS. 3 , 5 , 11 and 12 are for annotative purposes only while all other broken lines are included for the purpose of illustrating portions of the toilet brush; the broken lines form no part of the claimed design.

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

2 codes
USPC · US Patent Classification
D04/116D6/551

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File wrapper

Pendency
1.8 y
654 days filing → grant
Office actions
1
non-final + final
Responses
1
no RCE
Examiner
Keli L Hill
art unit 2922 · TC 2900
Citations: 11 back · 12 forward

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Chain of title

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Validity challenges

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Citations

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