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US1005153A
Expired / Lapsed
US
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Detachable pipe-coupling.
Assignee: HOOVER SUCTION SWEEPER Co
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Filing: 1911-06-23
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Granted: 1911-10-10
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Expires: 1931-06-23
Abstract
No abstract record available.
Inventors
- 👤 Francis Mills Case
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:41
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/24; A47L9/242
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) | 1914-10-09 | 1915-04-10 | 1915-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-10-09 | 1919-04-10 | 1919-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-10-09 | 1923-04-10 | 1923-10-10 | $7700.00 | Window Closed / Lapsed |