US3094104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recorder pen
Assignee: Bausch and Lomb Inc
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Filing: 1962-05-31
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Granted: 1963-06-18
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Expires: 1982-05-31
Abstract
No abstract record available.
Inventors
- 👤 Gauley Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:11
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A RECORDER PEN COMPRISING MEANS CONSISTING ESSENTIALLY OF NON-WETTABLE PLASTIC MATERIAL DEFINING A GENERALLY BOX SHAPED RESERVOIR FOR HOLDING A SUPPLY OF INK, A HOLLOW NEEDLE EXTENDING THROUGH A BASE PORTION OF SAID RESERVOIR DEFINING MEANS, AND A GENERALLY U-SHAPED VENT TUBE DISPOSED WITHIN THE RESERVOIR, AN ADAPTER FORMED INTEGRALLY WITH THE BASE OF SAID RESERVOIR DEFINING MEANS TO THEREBY CONSTITUTE A SECOND BASE PORTION, A FIRST END OF SAID U-SHAPED VENT TUBE EXTENDING THROUGH THE SECOND BASE PORTION AND ASSOCIATED WITH SAID ADAPTER FOR HAVING A SUPPLY OF INK INJECTED THROUGH SAID ADAPTER AND SAID VENT TUBE FOR FILLING THE RESERVOIR, A SECOND END OF SAID VENT TUBE DISPOSED WITHIN SAID RESERVOIR RELATIVELY CLOSE TO AN INNER PORTION OF SAID HOLLOW NEEDLE, AN INTEGRAL PIN COIL SPRING UNIT, THE SPRING PORTION OF SAID UNIT BIASING THE PIN PORTION THROUGH SAID HOLLOW NEEDLE IN A DIRECTION AWAY FROM SAID RESERVOIR WHEREBY MOVEMENT OF SAID PIN WITHIN SAID TUBE IMPROVES THE FLOW OF INK TO THE POINT OF THE PEN.
Claim 2
Dependent Claim
169 words
A RECORDER PEN COMPRISING MEANS CONSISTING ESSENTIALLY OF NON-WETTABLE PLASTIC MATERIAL DEFINING A GENERALLY BOX SHAPED RESERVOIR FOR HOLDING A SUPPLY OF INK, A HOLLOW NEEDLE EXTENDING THROUGH A BASE PORTION OF SAID RESERVOIR DEFINING MEANS, AND A GENERALLY U-SHAPED VENT TUBE DISPOSED WITHIN THE RESERVOIR, AN ADAPTER FORMED INTEGRALLY WITH THE BASE OF SAID RESERVOIR DEFINING MEANS TO THEREBY CONSTITUTE A SECOND BASE PORTION, A FIRST END OF SAID U-SHAPED VENT TUBE EXTENDING THROUGH THE SECOND BASE PORTION AND ASSOCIATED WITH SAID ADAPTER FOR HAVING A SUPPLY OF INK INJECTED THROUGH SAID ADAPTER AND SAID VENT TUBE FOR FILLING THE RESERVOIR, A SECOND END OF SAID VENT TUBE DISPOSED WITHIN SAID RESERVOIR RELATIVELY CLOSE TO AN INNER PORTION OF SAID HOLLOW NEEDLE, AN INTEGRAL PIN COIL SPRING UNIT, THE SPRING PORTION OF SAID UNIT BIASING THE PIN PORTION THROUGH SAID HOLLOW NEEDLE IN A DIRECTION AWAY FROM SAID RESERVOIR WHEREBY MOVEMENT OF SAID PIN WITHIN SAID TUBE IMPROVES THE FLOW OF INK TO THE POINT OF THE PEN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |