Patent US3289637A successfully refreshed from Google Patents.
US3289637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Writing instrument
Assignee: T & T Manufacturing Co
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Filing: 1965-01-12
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Granted: 1966-12-06
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Expires: 1985-01-12
Abstract
No abstract record available.
Inventors
- 👤 Aram J Tessier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:03
CPC Classifications
B; B43; B43K; B43K24/00; B43K24/02; B43K24/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN A WRITING INSTRUMENT, A WRITING UNIT, A PAIR OF RELATIVELY ROTATABLE TUBULAR SECTIONS EMBRACING SAID UNIT, A CARRIER FOR SAID UNIT HAVING THREADS ALONG ONE PORTION AND A POLYGONAL SECTION ALONG ANOTHER PORTION THEREOF, A FIRST ONE OF SAID SECTIONS HAVING THREADS ENGAGING THE THREADS OF SAID CARRIER, AND A SECOND OF SAID SECTIONS HAVING A MATING POLYGONAL SECTION ENGAGING THE POLYGONAL SECTION OF SAID CARRIER WHEREBY ROTATION RELATIVE TO SAID SECOND SECTION IS PREVENTED BUT SLIDING MOVEMENT OF THE CARRIER IS PERMITTED SO AS TO AXIALLY MOVE SAID UNIT THROUGH SAID SECTIONS AS ROTATIVE RELATIVE MOVEMENT OF THE SECTIONS OCCURS AND DETENT MEANS ON SAID SECOND TUBULAR SECTION TO FRICTION SAID SLIDING AXIAL MOVEMENT OF THE CARRIER IN THE POLYGONAL PORTION OF THE TUBE SECTION.
Claim 2
Dependent Claim
127 words
IN A WRITING INSTRUMENT, A WRITING UNIT, A PAIR OF RELATIVELY ROTATABLE TUBULAR SECTIONS EMBRACING SAID UNIT, A CARRIER FOR SAID UNIT HAVING THREADS ALONG ONE PORTION AND A POLYGONAL SECTION ALONG ANOTHER PORTION THEREOF, A FIRST ONE OF SAID SECTIONS HAVING THREADS ENGAGING THE THREADS OF SAID CARRIER, AND A SECOND OF SAID SECTIONS HAVING A MATING POLYGONAL SECTION ENGAGING THE POLYGONAL SECTION OF SAID CARRIER WHEREBY ROTATION RELATIVE TO SAID SECOND SECTION IS PREVENTED BUT SLIDING MOVEMENT OF THE CARRIER IS PERMITTED SO AS TO AXIALLY MOVE SAID UNIT THROUGH SAID SECTIONS AS ROTATIVE RELATIVE MOVEMENT OF THE SECTIONS OCCURS AND DETENT MEANS ON SAID SECOND TUBULAR SECTION TO FRICTION SAID SLIDING AXIAL MOVEMENT OF THE CARRIER IN THE POLYGONAL PORTION OF THE TUBE SECTION.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |