US2588360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Percussion tool
Assignee: Individual
•
Filing: 1950-06-09
•
Granted: 1952-03-11
•
Expires: 1970-06-09
Abstract
No abstract record available.
Inventors
- 👤 Charles T Cole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:16
CPC Classifications
E; E21; E21B; E21B6/00; E21B6/06; B; B25; B25D; B25D11/00; B25D11/06; B25D11/12; B25D17/00; B25D17/20; B25D17/22; B25D2250/00; B25D2250/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1867201A
Cited
US1869875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |