Patent US2664736A successfully refreshed from Google Patents.
US2664736A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1950-04-18
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Granted: 1954-01-05
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Expires: 1970-04-18
Abstract
No abstract record available.
Inventors
- 👤 Chobert Jacques Franco Gabriel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:58
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/18; E05B63/20; E05B15/00; E05B15/10; E05B15/108; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/55; Y10T70/5518; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US353492A
Cited
US671942A
Cited
US689334A
Cited
US771542A
Cited
US919979A
Cited
US1184919A
Cited
US1535210A
Cited
US1607039A
Cited
FR44698E
Cited
US2519808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |