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US2614353A
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US
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Assignee: Individual
•
Filing: 1949-02-28
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Granted: 1952-10-21
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Expires: 1969-02-28
Abstract
No abstract record available.
Inventors
- 👤 Sanford L Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:02
CPC Classifications
G; G09; G09F; G09F1/00; G09F1/10; A; A47; A47G; A47G1/00; A47G1/14; A47G1/141
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US760935A
Cited
US1521670A
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US1524338A
Cited
US1851917A
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US2219492A
Cited
US2434860A
Cited
US2480918A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |