Patent US977005A successfully refreshed from Google Patents.
US977005A
Expired / Lapsed
US
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Apparatus for clearing obstructions from drain and other pipes.
Assignee: R JOHN BERNE
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Filing: 1909-03-08
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Granted: 1910-11-29
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Expires: 1929-03-08
Abstract
No abstract record available.
Inventors
- 👤 Worcester Haddock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:33
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/30; E03C1/304; E03C1/306; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4259
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) | 1913-11-28 | 1914-05-30 | 1914-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-11-28 | 1918-05-30 | 1918-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-11-28 | 1922-05-30 | 1922-11-29 | $7700.00 | Window Closed / Lapsed |