USPatentGranted
S

Writing instrument cap

Granted 27 Apr 1993 · no office action yet

Assignee: Tombow Pencil Co., Ltd.

Law firm: Law firm · Log in to unlock

Attorney: Attorney · Log in to unlock

Inventors: Kazuhiko Suzuki, Kazunori Katami · Examiner: Nelson C. Holtje · AU 293 · TC 2900

Application
905647
filed 30 Jun 1992
Publication
Not published
not published
Patent· this page
US D335146
granted 27 Apr 1993

Life of the patent

2 dated events
⤢ drag to zoomJul 1992Oct 1992Jan 1993Apr 1993Prosecution
Prosecutionhover for detail · click to open

Description

1 parts
›FIG. 1 is a top, left front perspective…

FIG. 1 is a top, left front perspective view of a writing instrument cap showing our new design;

FIG. 2 is a left side elevational view, the right side being a mirror image thereof;

FIG. 3 is a front elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a bottom plan view;

FIG. 6 is a top plan view;

FIG. 7 is a top, left front perspective view of a second embodiment of my new design;

FIG. 8 is a left side elevational view of FIG. 7, the right side being a mirror image thereof;

FIG. 9 is front elevational view of FIG. 7, the rear view being a mirror image thereof;

FIG. 10 is a bottom plan view of FIG. 7; and,

FIG. 11 is a top plan view of FIG. 7.

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
D19/57D19/51D19/56

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
0.8 y
301 days filing → grant
Office actions
0
on the grant's record
Examiner
Nelson C. Holtje
art unit 293 · TC 2900
Citations: 3 back · 0 forward

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