Patent US347557A successfully refreshed from Google Patents.
US347557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-supporting combination-pavement
Assignee: —
•
Filing: —
•
Granted: 1886-08-17
•
Expires: 1903-08-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:50
CPC Classifications
E; E01; E01C; E01C11/00; E01C11/22; E01C11/224; E01C11/227
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1889-08-16 | 1890-02-15 | 1890-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1893-08-16 | 1894-02-15 | 1894-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1897-08-16 | 1898-02-15 | 1898-08-17 | $7700.00 | Window Closed / Lapsed |