Patent US1762142A successfully refreshed from Google Patents.
US1762142A
Expired / Lapsed
US
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Vacuum cleaning machine
Assignee: Individual
•
Filing: 1927-01-14
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Granted: 1930-06-10
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Expires: 1947-01-14
Abstract
No abstract record available.
Inventors
- 👤 Breton Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:17
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4094; A47L11/29; A47L11/30; A47L11/4013; A47L11/4016; A47L11/4022; A47L11/4036; A47L11/4044; G; G07; G07B; G07B3/00; G07B3/04
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) | 1933-06-09 | 1933-12-09 | 1934-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-06-09 | 1937-12-09 | 1938-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-06-09 | 1941-12-09 | 1942-06-10 | $7700.00 | Window Closed / Lapsed |