Patent EP0106563A1 successfully refreshed from Google Patents.
Patent US6418216B1 successfully refreshed from Google Patents.
US976600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump-pipe insertor and remover.
Assignee: Individual
•
Filing: 1910-03-09
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Granted: 1910-11-22
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Expires: 1930-03-09
Abstract
No abstract record available.
Inventors
- 👤 Waddill L Rhodes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:43
CPC Classifications
E; E21; E21B; E21B7/00; E21B7/04; E21B7/046; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53987
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) | 1913-11-21 | 1914-05-23 | 1914-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-11-21 | 1918-05-23 | 1918-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-11-21 | 1922-05-23 | 1922-11-22 | $7700.00 | Window Closed / Lapsed |