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US2746191A
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Assignee: Individual
•
Filing: 1952-12-23
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Granted: 1956-05-22
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Expires: 1972-12-23
Abstract
No abstract record available.
Inventors
- 👤 Sanford L Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:02
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/14; G; G09; G09F; G09F3/00; G09F3/08; G09F3/18; G09F3/20; G09F3/202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1736950A
Cited
GB308106A
Cited
US1851917A
Cited
US1972012A
Cited
US2253751A
Cited
US2550926A
Cited
US2480918A
Cited
US2614353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |