USPatentGranted
S

Process unit for copying machine

Granted 19 Jun 1990 · no office action yet

Assignee: Mita Industrial Co., Ltd.

Law firm: Law firm · Log in to unlock

Attorney: Attorney · Log in to unlock

Inventors: Kazunori Akiyama, Akiyoshi Tanizawa, Junichi Takamatsu · Examiner: Bruce W. Dunkins · AU 293 · TC 2900

Application
168349
filed 15 Mar 1988
Publication
Not published
not published
Patent· this page
US D308696
granted 19 Jun 1990

Life of the patent

4 dated events
⤢ drag to zoom19881990199219941996199820002002200420062008ProsecutionOwnershipTerm & fees
ProsecutionOwnershipTerm & feeshover for detail · click to open

Description

1 parts
›FIG. 1 is a right side elevational view…

FIG. 1 is a right side elevational view of a process unit for copying machine showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a cross-sectional view thereof, taken along the line A--A in FIG. 2;

FIG. 8 is a right front perspective view thereof.

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
D18/40

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
2.3 y
826 days filing → grant
Office actions
0
on the grant's record
Examiner
Bruce W. Dunkins
art unit 293 · TC 2900
Citations: 3 back · 0 forward

Chain of title

⤢ drag to zoom19881990199219941996199820002002200420062008Owner 1
Titlehover 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

Worldwide family

2 members · 2 offices
US1AU1
this patentIP5 & PCTother officessolid = grantedhover for detail · click to open
Members
2
DOCDB simple family 64331472
Offices
2
US
Granted
1 of 2
grant date present
›IP5 & PCT — 1 members
OfficePublicationKindPublishedFiledStatusTitle
USthis patentUS-D308696-SS19 Jun 199015 Mar 1988grantedProcess unit for copying machine
›Other offices — 1 members
OfficePublicationKindPublishedFiledStatusTitle
AUAU-102376-SS5 Jan 19899 Mar 1988publishedProcess unit for copying machine

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