US1995168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for drilling railroad ties
Assignee: Individual
•
Filing: 1934-01-03
•
Granted: 1935-03-19
•
Expires: 1954-01-03
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm B Bronander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:09
CPC Classifications
E; E01; E01B; E01B31/00; E01B31/20; E01B31/24; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/556
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) | 1938-03-18 | 1938-09-17 | 1939-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-03-18 | 1942-09-17 | 1943-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-03-18 | 1946-09-17 | 1947-03-19 | $7700.00 | Window Closed / Lapsed |