US2479535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Operating mechanism for washing machines and the like
Assignee: Perkins Machine & Gear Co
•
Filing: 1944-12-04
•
Granted: 1949-08-16
•
Expires: 1964-12-04
Abstract
No abstract record available.
Inventors
- 👤 Louis E Deloghia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:27
CPC Classifications
F; F15; F15B; F15B7/00; F15B7/02; D; D06; D06F; D06F13/00; D06F13/02
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) | 1952-08-15 | 1953-02-14 | 1953-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-15 | 1957-02-14 | 1957-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-15 | 1961-02-14 | 1961-08-16 | $7700.00 | Window Closed / Lapsed |