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US2407408A
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Carpet and rug cleaning machine
Assignee: Individual
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Filing: 1943-09-18
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Granted: 1946-09-10
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Expires: 1963-09-18
Abstract
No abstract record available.
Inventors
- 👤 Carl E Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:39
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/02; A47L9/04; A47L9/0461; A47L9/0466; A47L9/0477; A47L11/00; A47L11/02; A47L11/20; A47L11/201; A47L11/29; A47L11/292; A47L11/40; A47L11/4027; A47L11/4033; A47L11/4036; A47L11/4041; A47L11/4044; A47L11/4052; A47L11/4055; A47L11/408; A47L11/4088; A47L7/00; A47L7/0004; A47L7/0009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-09-09 | 1950-03-11 | 1950-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-09 | 1954-03-11 | 1954-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-09 | 1958-03-11 | 1958-09-10 | $7700.00 | Window Closed / Lapsed |