US1668754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rod clamp
Assignee: WILBUR C NORRIS
•
Filing: 1927-04-25
•
Granted: 1928-05-08
•
Expires: 1947-04-25
Abstract
No abstract record available.
Inventors
- 👤 William R Barney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:32
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; F16B7/0433; Y; Y10; Y10T; Y10T403/00; Y10T403/57; Y10T403/5761; Y10T403/5766; Y10T403/5781
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) | 1931-05-08 | 1931-11-07 | 1932-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-05-08 | 1935-11-07 | 1936-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-05-08 | 1939-11-07 | 1940-05-08 | $7700.00 | Window Closed / Lapsed |