Patent US761287A successfully refreshed from Google Patents.
US761287A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete-and-metal structure.
Assignee: Individual
•
Filing: 1903-02-14
•
Granted: 1904-05-31
•
Expires: 1923-02-14
Abstract
No abstract record available.
Inventors
- 👤 Robert A Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:34
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/02; E04B5/04
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) | 1907-05-31 | 1907-11-30 | 1908-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-05-31 | 1911-11-30 | 1912-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-05-31 | 1915-11-30 | 1916-05-31 | $7700.00 | Window Closed / Lapsed |