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US2852251A
Expired / Lapsed
US
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Laundry machines
Assignee: American Machine and Metals Inc
•
Filing: 1956-04-23
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Granted: 1958-09-16
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Expires: 1976-04-23
Abstract
No abstract record available.
Inventors
- 👤 Buss Benjamin Alvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:59
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/02; B65H45/04; D; D06; D06F; D06F89/00; Y; Y10; Y10S; Y10S493/00; Y10S493/937
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2158896A
Cited
US2374779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |