US2733083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strange
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:16
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; F16B2/00; F16B2/20; F16B2/22; F16B2/24; F16B2/241; G; G05; G05G; G05G1/00; G05G1/08; G05G1/10; G05G1/12; H; H01; H01H; H01H3/00; H01H3/02; H01H3/08; H01H3/10; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7075; Y10T403/7077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US457860A
Cited
US710862A
Cited
US1954062A
Cited
US2112247A
Cited
US2216219A
Cited
US2252855A
Cited
US2300746A
Cited
US2291995A
Cited
US2600980A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |