US2466283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railroad tie
Assignee: Individual
•
Filing: 1946-04-16
•
Granted: 1949-04-05
•
Expires: 1966-04-16
Abstract
No abstract record available.
Inventors
- 👤 Milroy G Stackhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:47
CPC Classifications
E; E01; E01B; E01B3/00; E01B3/16; E01B3/26; E01B3/28; E01B3/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US304319A
Cited
US355754A
Cited
US523850A
Cited
US750778A
Cited
US1302977A
Cited
US1833217A
Cited
US2128272A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |