Pencil sharpener

Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Perforating or cutting

Design Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Design Patent

active

29238852

CLAIM:
The ornamental design for a pencil sharpener, as shown and described.

REFERENCES:
patent: D117901 (1939-12-01), Hoffmann
patent: D152554 (1949-02-01), May
patent: 3059617 (1962-10-01), Swimmer et al.
patent: 3134365 (1964-05-01), Hori
patent: D199473 (1964-10-01), Shuler
patent: D215379 (1969-09-01), Mizuno
patent: 3556182 (1971-01-01), Tanigami
patent: 3678975 (1972-07-01), Imanishi et al.
patent: D237610 (1975-11-01), Macowski
patent: D240223 (1976-06-01), MacGregor
patent: D250035 (1978-10-01), Kajiwara
patent: D251008 (1979-02-01), Kajiwara
patent: 4601316 (1986-07-01), Verdi
patent: D320812 (1991-10-01), Yuen
patent: D324700 (1992-03-01), Shimoo et al.
patent: D354987 (1995-01-01), Yuen
patent: D390264 (1998-02-01), Singleton
patent: D396062 (1998-07-01), White et al.
patent: D405830 (1999-02-01), Mak
patent: D406173 (1999-02-01), Chen
patent: D441796 (2001-05-01), Chan
patent: D445833 (2001-07-01), Fonfeder
patent: D470889 (2003-02-01), Daley, Jr.
patent: D495004 (2004-08-01), Yuen
patent: 6799374 (2004-10-01), Goldstein et al.
patent: D500798 (2005-01-01), Yuen
patent: D512461 (2005-12-01), Tsuruha
patent: 2006/0086416 (2006-04-01), Takada
patent: 2036121 (1980-06-01), None

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Pencil sharpener does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Pencil sharpener, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pencil sharpener will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3821995

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.