Patent US3113336A successfully refreshed from Google Patents.
US3113336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink marker
Assignee: Individual
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Filing: 1962-01-03
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Granted: 1963-12-10
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Expires: 1982-01-03
Abstract
No abstract record available.
Inventors
- 👤 Langnickel Arvid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:08
CPC Classifications
B; B43; B43K; B43K5/00; B43K5/18; B43K5/1818; B43K5/1827; B43K5/1836; B43K5/1845
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN AN INK MARKER, A BARREL, A NIB HOLDER ATTACHED THERETO AT ONE END, AN INK ABSORBENT NIB SLIDABLE THEREIN AND EXTENDING OUTWARDLY THEREFROM, AN INK RESERVOIR IN SAID BARREL AT THE END OPPOSITE SAID NIB, A CHAMBER ADJACENT SAID RESERVOIR AND INK ABSORBENT MATERIAL THEREIN, A VALVE BETWEEN SAID CHAMBER AND SAID RESERVOIR, SPRING MEANS FOR NORMALLY MAINTAINING THE VALVE CLOSED, INK ABSORBENT RESILIENT PACKING BETWEEN SAID ABSORBENT MATERIAL AND SAID NIB HOLDER SAID NIB BEING SLIDABLE IN AN
Claim 2
Dependent Claim
80 words
IN AN INK MARKER, A BARREL, A NIB HOLDER ATTACHED THERETO AT ONE END, AN INK ABSORBENT NIB SLIDABLE THEREIN AND EXTENDING OUTWARDLY THEREFROM, AN INK RESERVOIR IN SAID BARREL AT THE END OPPOSITE SAID NIB, A CHAMBER ADJACENT SAID RESERVOIR AND INK ABSORBENT MATERIAL THEREIN, A VALVE BETWEEN SAID CHAMBER AND SAID RESERVOIR, SPRING MEANS FOR NORMALLY MAINTAINING THE VALVE CLOSED, INK ABSORBENT RESILIENT PACKING BETWEEN SAID ABSORBENT MATERIAL AND SAID NIB HOLDER SAID NIB BEING SLIDABLE IN AN
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) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |