US2953159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine
Assignee: Maschinenfabrik Peter Pfenningsberg GmbH
•
Filing: 1956-11-20
•
Granted: 1960-09-20
•
Expires: 1976-11-20
Abstract
No abstract record available.
Inventors
- 👤 Geschka Hugo Werner
- 👤 Bender Willi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:21
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/86324
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1131842A
Cited
US2250974A
Cited
US2498179A
Cited
US2633726A
Cited
US2538200A
Cited
US2612034A
Cited
US2649758A
Cited
US2750779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |