FIG. 1 is a perspective view of the portable space heater. The circular pattern, which is partially shown, is understood to repeat uniformly across the circumscribed area.

FIG. 2 is an enlarged elevational view of the portable space heater showing the area defined by the circle in FIG. 1.

FIG. 3 is a reduced top view of the portable space heater shown in FIG. 1.

FIG. 4 is a reduced left side elevational view of the portable space heater shown in FIG. 1.

FIG. 5 is a reduced front elevational view of the portable space heater shown in FIG. 1.

FIG. 6 is a reduced rear elevational view of the portable space heater shown in FIG. 1; and,

FIG. 7 is a reduced bottom view of the portable space heater shown in FIG. 1.

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 a portable space heater, as shown and described.

Classifications

1 codes

USPC · US Patent Classification

D23/335

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

1.7 y

634 days filing → grant

Office actions

on the grant's record

Examiner

B. J. Bullock

art unit 292 · TC 2900

Law firm

Law firm · Log in to unlock

Citations: 5 back · 0 forward

Chain of title

⤢ drag to zoom

TitleLienhover 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.