Patent US2732976A successfully refreshed from Google Patents.
US2732976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
dual liquid dispenser
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
2026-10-29 16:53
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/74; B67D7/741; B67D7/742; B67D2007/745; B67D2007/746
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1855667A
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US2008460A
Cited
US1816901A
Cited
US1969024A
Cited
US2022932A
Cited
US2225271A
Cited
US2356273A
Cited
US2345338A
Cited
US2413036A
Cited
US2552886A
Cited
US2652948A
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 |