US3090357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recorder pen
Assignee: Bausch and Lomb Inc
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Filing: 1961-05-29
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Granted: 1963-05-21
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Gauley Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:07
CPC Classifications
B; B43; B43K; B43K8/00; B43K8/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A RECORDER PEN COMPRISING MEANS DEFINING A GENERALLY RECTANGULAR RESERVOIR ADAPTED FOR HOLDING A SUPPLY OF INK, A HOLLOW INK FEED TUBE AND A HOLLOW VENT TUBE, SAID FEED TUBE FIXED IN AND EXTENDING THROUGH A BASE WALL OF THE RESERVOIR, SAID VENT TUBE DISPOSED WITHIN SAID RESERVOIR, A FIRST END OF SAID VENT TUBE DISPOSED IN A LOWER FORWARD PORTION OF THE RESERVOIR RELATIVELY CLOSE TO AN INNER PORTION OF SAID FEED TUBE AND AN OPPOSITE END OF SAID VENT TUBE EXTENDING THROUGH A SIDE WALL OF THE RESERVOIR, AN INTEGRAL SPRING NEEDLE INCLUDING A FIRST PORTION EXTENDING THROUGH SAID FEED TUBE AND EXTENDING THEREFROM AND A SECOND PORTION DISPOSED WITHIN SAID RESERVOIR AND SEPARATED FROM SAID FIRST PORTION BY A BEND OF APPROXIMATELY 90*, AND SAID SECOND PORTION DISPOSED WITHIN SAID RESERVOIR AND ADAPTED FOR BIASING SAID FIRST PORTION THROUGH SAID FEED TUBE IN A DIRECTION AWAY FROM SAID RESERVOIR.
Claim 2
Dependent Claim
152 words
A RECORDER PEN COMPRISING MEANS DEFINING A GENERALLY RECTANGULAR RESERVOIR ADAPTED FOR HOLDING A SUPPLY OF INK, A HOLLOW INK FEED TUBE AND A HOLLOW VENT TUBE, SAID FEED TUBE FIXED IN AND EXTENDING THROUGH A BASE WALL OF THE RESERVOIR, SAID VENT TUBE DISPOSED WITHIN SAID RESERVOIR, A FIRST END OF SAID VENT TUBE DISPOSED IN A LOWER FORWARD PORTION OF THE RESERVOIR RELATIVELY CLOSE TO AN INNER PORTION OF SAID FEED TUBE AND AN OPPOSITE END OF SAID VENT TUBE EXTENDING THROUGH A SIDE WALL OF THE RESERVOIR, AN INTEGRAL SPRING NEEDLE INCLUDING A FIRST PORTION EXTENDING THROUGH SAID FEED TUBE AND EXTENDING THEREFROM AND A SECOND PORTION DISPOSED WITHIN SAID RESERVOIR AND SEPARATED FROM SAID FIRST PORTION BY A BEND OF APPROXIMATELY 90*, AND SAID SECOND PORTION DISPOSED WITHIN SAID RESERVOIR AND ADAPTED FOR BIASING SAID FIRST PORTION THROUGH SAID FEED TUBE IN A DIRECTION AWAY FROM SAID RESERVOIR.
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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |