US2642085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid control means
Assignee: Whirlpool Corp
•
Filing: 1947-02-08
•
Granted: 1953-06-16
•
Expires: 1967-02-08
Abstract
No abstract record available.
Inventors
- 👤 Geldhof Peter Eduard
- 👤 Ringer Luther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:07
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/08; Y; Y10; Y10S; Y10S68/00; Y10S68/902; Y10T; Y10T137/00; Y10T137/4673; Y10T137/469; Y10T137/8593; Y10T137/85978; Y10T137/85986; Y10T137/86027; Y10T137/86187; Y10T137/86236; Y10T137/8626; Y10T137/86389; Y10T137/86445; Y10T137/86911; Y10T137/877; Y10T137/87829; Y10T137/87837; Y10T137/87861
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |