USPatentGranted

Electrostatic spray gun

Granted 21 May 2002 · no office action yet

Current assignee: Graco Minnesota Inc. · originally Graco Inc.

Inventors: Stanley G. Karwoski, Richard D. Anderson, Mark C. Richter, Roger E. Wiersma +1 · Examiner: Robin V. Taylor · AU 2911 · TC 2900

Application

29/141,495

filed 7 May 2001

Publication

Not published

not published

Patent· this page

US D457599

granted 21 May 2002

term adjustment not held

none

Litigation

checked

Life of the patent

5 dated events

⤢ drag to zoom

ProsecutionOwnershipTerm & feeshover for detail · click to open

Description

1 parts

›FIG. 1 is a perspective view of the…

FIG. 1 is a perspective view of the electrostatic spray gun;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top elevation view thereof;

FIG. 7 is a bottom elevation view thereof.

FIG. 8 is a perspective view of an alternate embodiment of the electrostatic spray gun;

FIG. 9 is a front elevation view of the alternate embodiment;

FIG. 10 is a rear elevation view of the alternate embodiment;

FIG. 11 is a left side elevation view of the alternate embodiment;

FIG. 12 is a right side elevation view of the alternate embodiment;

FIG. 13 is a top elevation view of the alternate embodiment; and,

FIG. 14 is a bottom elevation view of the alternate embodiment.

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

›1.independentThe ornamental design for the electrostatic spray gun, as shown and described.

Classifications

2 codes

IPC · International Patent Classification

Section /

/DRW

USPC · US Patent Classification

D23/226

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

⤢ drag to zoom

USPTOApplicanthover for detail · click to open

Pendency

1.0 y

379 days filing → grant

Office actions

none on record

Examiner

Robin V. Taylor

art unit 2911 · TC 2900

Law firm

Law firm · Log in to unlock

Citations: 5 back · 0 forward

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

Chain of title

⤢ drag to zoom

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.

Term & fees

See the term timeline — pendency span, in-force span, the maintenance fees paid and both computed expiry dates.

Validity challenges

See the validity challenges on record — reexaminations, IPRs and PGRs, with their institution decisions and outcomes.

Citations

See every patent this one cites and every patent that cites it back — publication, assignee, and how each one was found.