Patent US1915679A successfully refreshed from Google Patents.
US1915679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewer cleaner
Assignee: Individual
•
Filing: 1931-03-30
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Granted: 1933-06-27
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Expires: 1951-03-30
Abstract
No abstract record available.
Inventors
- 👤 Motte Henry La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:24
CPC Classifications
E; E03; E03F; E03F9/00; E03F9/002
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) | 1936-06-26 | 1936-12-26 | 1937-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-06-26 | 1940-12-26 | 1941-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-06-26 | 1944-12-26 | 1945-06-27 | $7700.00 | Window Closed / Lapsed |