US3288115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball-point pen mechanism
Assignee: RADIANT PEN CORP
•
Filing: 1965-07-16
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Granted: 1966-11-29
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Expires: 1985-07-16
Abstract
No abstract record available.
Inventors
- 👤 Hechtle Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:42
CPC Classifications
B; B43; B43K; B43K24/00; B43K24/02; B43K24/08; B43K24/084; G; G09; G09F; G09F23/00; G09F2023/0016
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A BALL POINT PEN HAVING A CAP, A BARREL, A CARTRIDGE, A SPRING FOR URGING THE CARTRIDGE TO A RETRACT POSITION, AND A PROTRACT-RETRACT MECHANISM COMPRISING A PLUNGER TERMINATING IN A SET OF TEETH, A RATCHET UPON WHICH THE CARTRIDGE IS SEATED HAVING A SET OF MAIN TEETH, AND A SET OF TEETH ON THE INNER SURFACE OF THE CAP FOR ALTERNATELY ENGAGING AND TURNING THE MAIN TEETH OF THE RATCHET TO PERMIT ENTRY OF
Claim 2
Dependent Claim
75 words
A BALL POINT PEN HAVING A CAP, A BARREL, A CARTRIDGE, A SPRING FOR URGING THE CARTRIDGE TO A RETRACT POSITION, AND A PROTRACT-RETRACT MECHANISM COMPRISING A PLUNGER TERMINATING IN A SET OF TEETH, A RATCHET UPON WHICH THE CARTRIDGE IS SEATED HAVING A SET OF MAIN TEETH, AND A SET OF TEETH ON THE INNER SURFACE OF THE CAP FOR ALTERNATELY ENGAGING AND TURNING THE MAIN TEETH OF THE RATCHET TO PERMIT ENTRY OF
References Cited (Backward Citations)
US3120837A
Cited
US3137276A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |