Patent US3581378A successfully refreshed from Google Patents.
US3581378A
Expired / Lapsed
US
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Method and apparatus for assembling a porous point pen
Assignee: Gillette Co LLC
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Filing: 1969-03-03
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Granted: 1971-06-01
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Expires: 1989-03-03
Abstract
Abstract A POROUS POINT PEN ASSEMBLY APPARATUS AND METHOD FOR RADIALLY AND AUTOMATICALLY ASSEMBLING A PEN, THE APPARATUS INCLUDES A ROTATABLE INDEX DRUM FOR SUPPORTING PEN BARRELS, A SECOND DRUM FOR SUPPORTING POROUS WICKS OR RESERVOIRS IN THE SPLIT BUSHING SO AS TO ACCOMODATE WICKS OF VARYING DIAMETER, MEANS FOR SUPPLYING INK TO EACH WICK SO AS TO PROVIDE COMPLETE SATURATION THEREOF, AND MEANS FOR INSERTING THE WICK INTO THE DRUM, SUPPLYING A TIP TO THE PEN BARREL, STAKING THE TIP TO THE PEN BARREL, AND PEROFRMING THESE ASSEMBLY OPERATIONS IN TIMED SEQUENCE SO AS TO PTODUCE A PARTIALLY ASSEMBLY POROUS POINT PEN.
Inventors
- 👤 Victor Jozens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:29
CPC Classifications
B; B43; B43K; B43K15/00; B43K15/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828; Y10T29/49833; Y10T29/53; Y10T29/53313; Y10T29/53374; Y10T29/53383; Y10T29/53387; Y10T29/53474
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |