US2305261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of removing pipe from wells
Assignee: Individual
•
Filing: 1940-11-23
•
Granted: 1942-12-15
•
Expires: 1960-11-23
Abstract
No abstract record available.
Inventors
- 👤 Myron M Kinley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:17
CPC Classifications
E; E21; E21B; E21B31/00; E21B31/107; E21B31/1075; Y; Y10; Y10S; Y10S30/00; Y10S30/04; Y10T; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49822; Y10T29/53; Y10T29/53796; Y10T29/53839; Y10T29/53843
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) | 1945-12-14 | 1946-06-15 | 1946-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-12-14 | 1950-06-15 | 1950-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-12-14 | 1954-06-15 | 1954-12-15 | $7700.00 | Window Closed / Lapsed |