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Class Information
Number: 401/106
Name: Coating implements with material supply > Projectable and retractable tool > Clasp (e.g., pocket clip) associated with project-retract means or with latch > Clasp passage blocked when tool is projected > By reception of clasp within implement wall recess
Description: Implement in which a passage-defining portion of the fastener is shifted to a position within an opening in or through the exterior wall of the implement so as to close the entrance to the passage.

Patents under this class:

Patent Number Title Of Patent Date Issued
8292530 Knock type writing instrument Oct. 23, 2012
8096722 Writing instrument with retractable tip Jan. 17, 2012
7931415 Knock-type writing instrument having a shock-relaxing device Apr. 26, 2011
7581896 Safety knock-type writing instrument Sep. 1, 2009
6592279 Pop-up pen Jul. 15, 2003
6340261 Ball-point pen Jan. 22, 2002
6336761 Knock-type writing instrument Jan. 8, 2002
6280110 Pressing device for a pen Aug. 28, 2001
5918993 Clicking-type writing implement Jul. 6, 1999
5915866 Clicking-type ball point pen Jun. 29, 1999
5871296 Clicking-type writing implement Feb. 16, 1999
5632564 Writing implement May. 27, 1997
5454655 Retracting writing instrument having replaceable cartridge Oct. 3, 1995
5152626 Writing pen with retractable clip Oct. 6, 1992
5074694 Latch mechanism for retractable writing instruments Dec. 24, 1991
4995750 Clip-operated retraction mechanism Feb. 26, 1991
4973179 Clip actuated latch mechanism for retractable writing instruments Nov. 27, 1990
4790678 Mechanism for extruding and retracting a writing member of a writing instrument Dec. 13, 1988
4717275 Writing instrument with a retractable clip Jan. 5, 1988
4663846 Cutter having a retractable and removable blade May. 12, 1987
4551035 Marking instrument Nov. 5, 1985
3992115 Self-contained closure for writing instruments and the like Nov. 16, 1976
3955893 Writing instrument with projecting and retracting mechanism May. 11, 1976

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