US1495260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of preparing a waterproof paving or road material
Assignee: —
•
Filing: —
•
Granted: 1924-05-27
•
Expires: 1941-05-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:46
CPC Classifications
C; C08; C08L; C08L95/00; E; E01; E01C; E01C7/00; E01C7/08; E01C7/18; E01C7/24
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) | 1927-05-27 | 1927-11-26 | 1928-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-05-27 | 1931-11-26 | 1932-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-05-27 | 1935-11-26 | 1936-05-27 | $7700.00 | Window Closed / Lapsed |