US2619290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rail joint for v-head rail type
Assignee: Individual
•
Filing: 1946-11-27
•
Granted: 1952-11-25
•
Expires: 1966-11-27
Abstract
No abstract record available.
Inventors
- 👤 Samuel G Thomson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:27
CPC Classifications
E; E01; E01B; E01B11/00; E01B11/02; E01B11/04; E01B5/00; E01B5/02
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |