US3086836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for controlling the liquid level in a washing machine
Assignee: Whirlpool Corp
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Filing: 1960-10-17
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Granted: 1963-04-23
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Expires: 1980-10-17
Abstract
No abstract record available.
Inventors
- 👤 Ohmann William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:21
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/08; D06F39/087; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/729
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A METHOD OF CONTROLLING THE AMOUNT OF LIQUID IN A LIQUID TREATMENT MACHINE COMPRISING, PLACING A SPECIFIC MASS OF MATERIAL TO BE TREATED IN A CONTAINER IN THE MACHINE, FILLING THE CONTAINER WITH A PREDETERMINED AMOUNT
Claim 2
Independent Claim
36 words
A METHOD OF CONTROLLING THE AMOUNT OF LIQUID IN A LIQUID TREATMENT MACHINE COMPRISING, PLACING A SPECIFIC MASS OF MATERIAL TO BE TREATED IN A CONTAINER IN THE MACHINE, FILLING THE CONTAINER WITH A PREDETERMINED AMOUNT
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |