US2774331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marking element and dispensing means therefor
Assignee: Scripto Inc
•
Filing: 1953-06-24
•
Granted: 1956-12-18
•
Expires: 1973-06-24
Abstract
No abstract record available.
Inventors
- 👤 Smith John Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:22
CPC Classifications
B; B43; B43K; B43K21/00; B43K21/02; B43K21/08; B43K21/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1425066A
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US1494999A
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US1510613A
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US1698353A
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FR646559A
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US1902809A
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DE574328C
Cited
US2023865A
Cited
US2595001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |