US772022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball-bearing sheave.
Assignee: AMERICAN PULLEY CO
•
Filing: 1904-04-20
•
Granted: 1904-10-11
•
Expires: 1924-04-20
Abstract
No abstract record available.
Inventors
- 👤 Charles A Brinley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:44
CPC Classifications
F; F16; F16C; F16C13/00; F16C13/006
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) | 1907-10-11 | 1908-04-11 | 1908-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-10-11 | 1912-04-11 | 1912-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-10-11 | 1916-04-11 | 1916-10-11 | $7700.00 | Window Closed / Lapsed |