US2895389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coatings for the traffic bearing surfaces of grating
Assignee: Reliance Steel Products Co
•
Filing: 1954-09-16
•
Granted: 1959-07-21
•
Expires: 1974-09-16
Abstract
No abstract record available.
Inventors
- 👤 Nagin Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:23
CPC Classifications
E; E01; E01C; E01C9/00; E01C9/10; E01D; E01D19/00; E01D19/12; E01D19/125; E01D2101/00; E01D2101/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US142728A
Cited
US853034A
Cited
US1156081A
Cited
US1292535A
Cited
US1868107A
Cited
US1665846A
Cited
US2317963A
Cited
US1953337A
Cited
US2246898A
Cited
US2302586A
Cited
US2317960A
Cited
US2535794A
Cited
US2512996A
Cited
US2506486A
Cited
US2637715A
Cited
US2668484A
Cited
US2705223A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-20 | 1963-01-19 | 1963-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-20 | 1967-01-19 | 1967-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-20 | 1971-01-19 | 1971-07-21 | $7700.00 | Window Closed / Lapsed |