Patent US3101074A successfully refreshed from Google Patents.
US3101074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marking pencil
Assignee: Individual
•
Filing: 1960-04-19
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Granted: 1963-08-20
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Expires: 1980-04-19
Abstract
No abstract record available.
Inventors
- 👤 Walter B Spatz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:03
CPC Classifications
B; B43; B43K; B43K29/00; B43K29/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
IN A MARKING PENCIL: A BARREL;MEANS FOR SUPPORTING A PENCIL CORE IN SAID BARREL AGAINST SUBSTANTIAL ROTATION RELATIVE TO SAID BARREL WHILE PERMITTING THE CORE TO MOVE AXIALLY OF SAID BARREL; A CAP; MEANS MOUNTING SAID CAP ON SAID BARREL FOR ROTATION AND FOR LONGITUDINAL MOVEMENT ON SAID BARREL WITHOUT ROTATION BETWEEN A FORWARD POSITION AND A MAXIMUM REARWARD POSITION THEREON; SHARPENING MEANS POSITIONED WITHIN AND ROTATABLE WITH SAID CAP RELATIVE TO SAID BARREL TO SHARPEN THE CORE WHEN SAID CAP IS IN SAID REARWARD POSITION; MEANS WITHIN SAID BARREL FOR FEEDING THE CORE FORWARDLY OF SAID BARREL TO LOCATE THE FORWARD END PORTION OF THE PENCIL CORE EXTERNALLY OF THE BARREL AND IN SAID SHARPENING MEANS; RELEASABLE LATCH MEANS FOR PREVENTING SAID FEEDING MEANS FROM MOVING SAID CORE FORWARDLY IN SAID BARREL; SAID CAP BEING SHIFTABLE BY MANUAL FORCE TO SAID MAXIMUM REARWARD POSITION AND AGAINST SAID LATCH MEANS TO RELEASE THE SAME; SAID MOUNTING MEANS EMBODYING MEANS PERMITTING SAID CAP TO BE SHIFTED BY SAID FEEDING MEANS FROM SAID MAXIMUM REARWARD POSITION TO SAID FORWARD POSITION TO ALLOW REENGAGEMENT OF SAID LATCH MEANS WHEN SAID MANUAL FORCE ON SAID CAP IS REMOVED.
Claim 2
Dependent Claim
194 words
IN A MARKING PENCIL: A BARREL;MEANS FOR SUPPORTING A PENCIL CORE IN SAID BARREL AGAINST SUBSTANTIAL ROTATION RELATIVE TO SAID BARREL WHILE PERMITTING THE CORE TO MOVE AXIALLY OF SAID BARREL; A CAP; MEANS MOUNTING SAID CAP ON SAID BARREL FOR ROTATION AND FOR LONGITUDINAL MOVEMENT ON SAID BARREL WITHOUT ROTATION BETWEEN A FORWARD POSITION AND A MAXIMUM REARWARD POSITION THEREON; SHARPENING MEANS POSITIONED WITHIN AND ROTATABLE WITH SAID CAP RELATIVE TO SAID BARREL TO SHARPEN THE CORE WHEN SAID CAP IS IN SAID REARWARD POSITION; MEANS WITHIN SAID BARREL FOR FEEDING THE CORE FORWARDLY OF SAID BARREL TO LOCATE THE FORWARD END PORTION OF THE PENCIL CORE EXTERNALLY OF THE BARREL AND IN SAID SHARPENING MEANS; RELEASABLE LATCH MEANS FOR PREVENTING SAID FEEDING MEANS FROM MOVING SAID CORE FORWARDLY IN SAID BARREL; SAID CAP BEING SHIFTABLE BY MANUAL FORCE TO SAID MAXIMUM REARWARD POSITION AND AGAINST SAID LATCH MEANS TO RELEASE THE SAME; SAID MOUNTING MEANS EMBODYING MEANS PERMITTING SAID CAP TO BE SHIFTED BY SAID FEEDING MEANS FROM SAID MAXIMUM REARWARD POSITION TO SAID FORWARD POSITION TO ALLOW REENGAGEMENT OF SAID LATCH MEANS WHEN SAID MANUAL FORCE ON SAID CAP IS REMOVED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |