Patent US2246951A successfully refreshed from Google Patents.
US2246951A
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Pump unit for liquid dispensing apparatus
Assignee: Aqua Systems Inc
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Filing: 1938-02-15
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Granted: 1941-06-24
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Expires: 1958-02-15
Abstract
No abstract record available.
Inventors
- 👤 William J Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:48
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/38; B67D7/58; B67D7/62; B67D7/66; B67D7/76; B67D7/763; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3021; Y10T137/3024; Y10T137/3028; Y10T137/304; Y10T137/3052; Y10T137/3068; Y10T137/3071; Y10T137/7287; Y10T137/7303
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-06-23 | 1944-12-23 | 1945-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-06-23 | 1948-12-23 | 1949-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-06-23 | 1952-12-23 | 1953-06-24 | $7700.00 | Window Closed / Lapsed |