US2787327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Junk fishing tool
Assignee: Individual
•
Filing: 1951-08-09
•
Granted: 1957-04-02
•
Expires: 1971-08-09
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Pearson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:28
CPC Classifications
E; E21; E21B; E21B31/00; E21B31/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2220989A
Cited
US1968282A
Cited
US2318885A
Cited
US2556849A
Cited
US2550228A
Cited
US2645290A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |