US2936604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laundry machine with a built-in automatic lint filter
Assignee: Whirlpool Corp
•
Filing: 1957-01-15
•
Granted: 1960-05-17
•
Expires: 1977-01-15
Abstract
No abstract record available.
Inventors
- 👤 Glendening Major Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:19
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2329356A
Cited
US2512394A
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US2506882A
Cited
US2536087A
Cited
US2513844A
Cited
US2554229A
Cited
US2481979A
Cited
US2797569A
Cited
US2697522A
Cited
US2754670A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |