US2732983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
siddall
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
2026-11-04 00:52
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/0003; B65D2571/00; B65D2571/00123; B65D2571/00129; B65D2571/00135; B65D2571/00154; B65D2571/00246; B65D2571/00253; B65D2571/0029; B65D2571/00432; B65D2571/00493; B65D2571/00512; B65D2571/00648; B65D2571/00654; B65D2571/0066; B65D2571/00709; B65D2571/00796
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1011752A
Cited
US1140540A
Cited
US2284682A
Cited
US2581100A
Cited
US2621783A
Cited
US2609137A
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 |