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US 3,994,605 AGranted
Pocket pen
OwnerJohn R. McKnightinventor
Life of this patent
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Abstract
The invention is a ballpoint pen characterized by a generally teardrop-shaped planar casing defining an arcuate channel therein to receive a conventional, flexible ink cartridge in a compact configuration, this casing having a key-chain hole therein and a retractor button disposed on one side or edge thereof.
Claims8
A pocket pen comprising:
- a. a casing;
- b. said casing defining a curved channel and having an opening at one end of said channel;
- c. an elongated flexible ink cartridge disposed in said channel;
- d. retractor means mounted in said casing and being accessible from outside said casing for selectively and releasably securing said cartridge alternatively in projected or retracted position.
1 more element
Dependencies are inferred from the claim text.