Patent US1611976A successfully refreshed from Google Patents.
US1611976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller
Assignee: —
•
Filing: —
•
Granted: 1926-12-28
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Expires: 1943-12-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:53
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/46; F16C33/50; F16C33/502; F16C33/504; F16C33/4605; F16C33/52; F16C33/54; F16C33/542; F16C33/548; F16C2361/00; F16C33/58; F16C33/60
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) | 1929-12-27 | 1930-06-28 | 1930-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-12-27 | 1934-06-28 | 1934-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-12-27 | 1938-06-28 | 1938-12-28 | $7700.00 | Window Closed / Lapsed |