US2975945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid agent dispenser for washing machine
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1957-10-31
•
Granted: 1961-03-21
•
Expires: 1977-10-31
Abstract
No abstract record available.
Inventors
- 👤 Maynard E Anderson
- 👤 Lemuel B Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:13
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/02; D06F39/022; D06F39/08; D06F39/083; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US994431A
Cited
GB191303485A
Cited
US1615413A
Cited
US2228914A
Cited
US2351579A
Cited
GB597267A
Cited
US2598377A
Cited
US2812119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |