US3038640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent dispenser for washing machine
Assignee: Whirlpool Corp
•
Filing: 1959-09-17
•
Granted: 1962-06-12
•
Expires: 1979-09-17
Abstract
No abstract record available.
Inventors
- 👤 Albert T Braga
- 👤 James R Hilmanowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:13
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/02; D06F39/026; A; A47; A47L; A47L15/00; A47L15/42; A47L15/44; A47L15/4409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US390622A
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US698044A
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US811038A
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US1067159A
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US1903742A
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US2556038A
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US2608319A
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US2762527A
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US2881951A
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 |