Patent US3204609A successfully refreshed from Google Patents.
US3204609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Writing instrument
Assignee: T & T Manufacturing Co
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Filing: 1963-03-29
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Granted: 1965-09-07
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Expires: 1983-03-29
Abstract
No abstract record available.
Inventors
- 👤 Aram J Tessier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 17:14
CPC Classifications
B; B43; B43K; B43K7/00; B43K7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN A WRITING INSTRUMENT, A TUBULAR CASING PERMANENTLY CLOSED AT ONE END AND OPEN AT THE OTHER END, A MARKING CARTRIDGE REMOVABLY POSITIONED THROUGH SAID OPEN END AND HAVING A WRITING END PROJECTING THROUGH SAID BEYOND SAID OPEN END, AND A SLEEVE EMBRACING THE WRITING END OF SAID CARTRIDGE AND AXIALLY SLIDABLE IN SAID CASING RELATIVE TO SAID CARTRIDGE, SAID SLEEVE HAVING AN ENLARGED INNER END PORTION, STOP MEANS COMPRISING A REDUCED DIAMETER PORTION CARRIED BY THE CASING OUTWARDLY OF SAID INNER END PORTION OF SAID SLEEVE, SAID SLEEVE BEING AXIALLY SLIT FROM ITS INNER END A PART OF ITS LENGTH FOR COLLAPSING SUFFICIENTLY TO PASS SAID REDUCED DIAMETER PORTION AND BE REMOVED FROM THE OPEN END OF SAID CASING FOR CHANGING THE CARTRIDGE IN THE CASING.
Claim 2
Dependent Claim
127 words
IN A WRITING INSTRUMENT, A TUBULAR CASING PERMANENTLY CLOSED AT ONE END AND OPEN AT THE OTHER END, A MARKING CARTRIDGE REMOVABLY POSITIONED THROUGH SAID OPEN END AND HAVING A WRITING END PROJECTING THROUGH SAID BEYOND SAID OPEN END, AND A SLEEVE EMBRACING THE WRITING END OF SAID CARTRIDGE AND AXIALLY SLIDABLE IN SAID CASING RELATIVE TO SAID CARTRIDGE, SAID SLEEVE HAVING AN ENLARGED INNER END PORTION, STOP MEANS COMPRISING A REDUCED DIAMETER PORTION CARRIED BY THE CASING OUTWARDLY OF SAID INNER END PORTION OF SAID SLEEVE, SAID SLEEVE BEING AXIALLY SLIT FROM ITS INNER END A PART OF ITS LENGTH FOR COLLAPSING SUFFICIENTLY TO PASS SAID REDUCED DIAMETER PORTION AND BE REMOVED FROM THE OPEN END OF SAID CASING FOR CHANGING THE CARTRIDGE IN THE CASING.
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |