US2732903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
chayne
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
2026-11-06 11:01
CPC Classifications
B; B60; B60G; B60G9/00; B60G3/00; B60G3/18; B60G3/20; B60G3/22; B60G7/00; B60G7/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1570210A
Cited
FR602509A
Cited
US1985145A
Cited
US2074289A
Cited
US2012202A
Cited
US2173667A
Cited
GB493412A
Cited
US2182248A
Cited
US2345448A
Cited
US2159859A
Cited
US2163981A
Cited
US2219828A
Cited
US2367817A
Cited
US2285954A
Cited
US2344380A
Cited
GB619127A
Cited
US2509803A
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 |