US Patent No: D338686

Cap for a writing instrument

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Patent Owner	Address	Total Patents
PENTEL KABUSHIKI KAISHA	TOKYO	233

Inventor Name	Address	# of filed Patents	Total Citations
Ito, Kunio	Funabashi, JP	57	457

Patent Info	# Cites	Year
Pentel Kabushiki Kaisha (2)
D325221 Cap for a writing instrument	24	1989
D317625 Pen cap or similar article	27	1990
Prodir, S.A. (1)
D312391 Writing instrument	20	1989
Shachihata Industrial Co., Ltd. (1)
D282378 Marking pen	45	1983
Other [Check patent profile for assignment information] (2)
D318294 Writing instrument	31	1988
D331780 Writing instrument cap	9	1991

Patent Info	# Cites	Year
BEIFA GROUP CO., LTD. (4)
D563469 Pen	19	2006
D607511 Pen	2	2008
D616935 Pen	9	2009
D672811 Mechanical pencil	0	2011
BIC CORPORATION, A NEW YORK CORPORATION (1)
D442992 Free ink writing instrument	21	1999
COTAPAXI CUSTOM DESIGN AND MANUFACTURING, LLC (1)
D552686 Pen clip	7	2006
DONG-A PENCIL CO., LTD. (1)
D659758 Highlighter pen	0	2011
KOH-I-NOOR INC. (1)
D395672 Ink stylus pen	28	1997
MITSUBISHI PENCIL CO., LTD. (1)
D357699 Felt pen with an eraser at the tip of the cap	22	1993
Pentel Kabushiki Kaisha (1)
D351417 Cap for a writing instrument	29	1992
ROTRING INTERNATIONAL GMBH & CO. KG (1)
D357276 Ink stylus pen	19	1994
Senator GmbH & Co KGaA (1)
D620047 Writing instrument	7	2008
The Pilot Ink Co., Ltd. (1)
D378761 Ball-point pen	32	1996
Other [Check patent profile for assignment information] (1)
D345578 Fountain pen	23	1992

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

US Family Size	International Coverage
Patent Longevity Expired	Forward Citations