USPatentGranted
S1

Door lock

Granted 23 Nov 2021 · no office action yet

Assignee: Yan Guo

Law firm: Law firm · Log in to unlock

Attorney: Attorney · Log in to unlock

Inventors: Yan Guo · Examiner: Richard E Chilcot · AU 2916 · TC 2900

Application
29/634,641
filed 23 Jan 2018
Publication
Not published
not published
Patent· this page
US D936454
granted 23 Nov 2021

Life of the patent

2 dated events
⤢ drag to zoomJan 2018Jul 2018Jan 2019Jul 2019Jan 2020Jul 2020Jan 2021Jul 2021Jan 2022Prosecution
Prosecutionhover for detail · click to open

Description

1 parts
›FIG. 1 is a front right perspective view…

FIG. 1 is a front right perspective view of a door lock including both a front lock body and a rear lock body showing our new design;

FIG. 2 is a front elevational view of the front lock body thereof;

FIG. 3 is a top plan view of the front lock body thereof;

FIG. 4 is a bottom plan view of the front lock body thereof;

FIG. 5 is a right side elevational view of the front lock body thereof;

FIG. 6 is a left side elevational view of the front lock body thereof;

FIG. 7 is a front right perspective view of the front lock body thereof;

FIG. 8 is the front left perspective view of the front lock body thereof;

FIG. 9 is the front elevational view of the rear lock body thereof;

FIG. 10 is the left side elevational view of the rear lock body thereof;

FIG. 11 is the right side elevational view of the rear lock body thereof;

FIG. 12 is a top plan view of the rear lock body thereof;

FIG. 13 is a bottom plan view of the rear lock body thereof;

FIG. 14 is a left side perspective view of the rear lock body thereof; and,

FIG. 15 is a right side perspective view of the rear lock body thereof.

The elements shown in broken lines illustrating a lock handle and a key hole are included for the purpose of illustrating environment and 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

1 codes
USPC · US Patent Classification
D08/331

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
3.8 y
1,400 days filing → grant
Office actions
0
none on record
Examiner
Richard E Chilcot
art unit 2916 · TC 2900
Citations: 47 back · 0 forward

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

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