US3038639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure actuated dispenser for washing machines
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1957-10-31
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Granted: 1962-06-12
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Expires: 1977-10-31
Abstract
No abstract record available.
Inventors
- 👤 Maynard E Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:50
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/02; D06F39/022; A; A47; A47L; A47L15/00; A47L15/42; A47L15/44; A47L15/4418; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/7287; Y10T137/729; Y10T137/8593; Y10T137/86187; Y10T137/86389; Y10T137/86445; Y10T137/86461
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US640306A
Cited
GB271995A
Cited
US1958541A
Cited
GB392031A
Cited
US2064627A
Cited
US2227646A
Cited
US2351580A
Cited
US2820357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |