Patent US2832210A successfully refreshed from Google Patents.
US2832210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rug cleaning machine
Assignee: American Laundry Machinery Co
•
Filing: 1954-09-16
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Granted: 1958-04-29
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Expires: 1974-09-16
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Ketchum
- 👤 William D Kemp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:44
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US410312A
Cited
US412887A
Cited
US1180517A
Cited
US1556505A
Cited
GB272005A
Cited
US1856049A
Cited
US2406108A
Cited
GB661119A
Cited
US2593383A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |