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Patent US1429263A successfully refreshed from Google Patents.
US1429263A
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US
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Deep-well fishing tool
Assignee: Individual
•
Filing: 1921-05-06
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Granted: 1922-09-19
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Expires: 1941-05-06
Abstract
No abstract record available.
Inventors
- 👤 John A Wolfe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:53
CPC Classifications
E; E21; E21B; E21B31/00; E21B31/12; E21B31/18; Y; Y10; Y10T; Y10T403/00; Y10T403/36; Y10T403/364; Y10T403/368; Y10T403/57; Y10T403/5706; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7054
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) | 1925-09-18 | 1926-03-20 | 1926-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-09-18 | 1930-03-20 | 1930-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-09-18 | 1934-03-20 | 1934-09-19 | $7700.00 | Window Closed / Lapsed |