US1390485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bolt
Assignee: Individual
•
Filing: 1920-01-28
•
Granted: 1921-09-13
•
Expires: 1940-01-28
Abstract
No abstract record available.
Inventors
- 👤 William L Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:50
CPC Classifications
F; F16; F16B; F16B35/00; F16B35/04; A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/68; A61B17/683; A61B17/60; A61B17/66; Y; Y10; Y10S; Y10S606/00; Y10S606/907
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) | 1924-09-12 | 1925-03-14 | 1925-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-09-12 | 1929-03-14 | 1929-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-09-12 | 1933-03-14 | 1933-09-13 | $7700.00 | Window Closed / Lapsed |