US3213995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marker for a stenographic typewriter
Assignee: Individual
•
Filing: 1963-11-20
•
Granted: 1965-10-26
•
Expires: 1983-11-20
Abstract
No abstract record available.
Inventors
- 👤 James G Applin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:57
CPC Classifications
B; B41; B41J; B41J3/00; B41J3/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1514611A
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US1202213A
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US1917727A
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US2072055A
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US2292736A
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US2847104A
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US2823784A
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US2940761A
Cited
US2912090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |