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US2654927A
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Assignee: Individual
•
Filing: 1950-12-12
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Granted: 1953-10-13
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Expires: 1970-12-12
Abstract
No abstract record available.
Inventors
- 👤 Tansman Alex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:52
CPC Classifications
A; A44; A44B; A44B1/00; A44B1/08; A44B1/12; A44B1/123; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3606; Y10T24/3651; Y10T24/3655; Y10T24/3657; Y10T24/366; Y10T24/367; Y10T428/00; Y10T428/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US242476A
Cited
US1644475A
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DE600997C
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US2030135A
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GB509505A
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GB507295A
Cited
FR890777A
Cited
US2352731A
Cited
FR981245A
Cited
US2548004A
Cited
US2470868A
Cited
US2513182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-12 | 1957-04-13 | 1957-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-12 | 1961-04-13 | 1961-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-12 | 1965-04-13 | 1965-10-13 | $7700.00 | Window Closed / Lapsed |