US2377942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cushioned tie plate
Assignee: Hubbard and Co
•
Filing: 1942-09-05
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Granted: 1945-06-12
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Expires: 1962-09-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:50
CPC Classifications
E; E01; E01B; E01B9/00; E01B9/02; E01B9/36; E01B9/68; E01B9/685
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) | 1948-06-11 | 1948-12-11 | 1949-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-06-11 | 1952-12-11 | 1953-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-06-11 | 1956-12-11 | 1957-06-12 | $7700.00 | Window Closed / Lapsed |