US2905168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pavement breaking drill
Assignee: Individual
•
Filing: 1958-02-19
•
Granted: 1959-09-22
•
Expires: 1978-02-19
Abstract
No abstract record available.
Inventors
- 👤 Albert R Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:16
CPC Classifications
B; B25; B25D; B25D11/00; B25D11/06; B25D11/12; B25D2217/00; B25D2217/0073; B25D2217/0076; B25D2217/0088; Y; Y10; Y10S; Y10S37/00; Y10S37/902; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1855446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |