US1478845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric fuse, heating element, and the like
Assignee: Individual
•
Filing: 1920-08-24
•
Granted: 1923-12-25
•
Expires: 1940-08-24
Abstract
No abstract record available.
Inventors
- 👤 Berry Arthur Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:24
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/30; H05; H05B; H05B3/00; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12201; Y10T428/12389; Y10T428/12396; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12986
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) | 1926-12-24 | 1927-06-25 | 1927-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-12-24 | 1931-06-25 | 1931-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-12-24 | 1935-06-25 | 1935-12-25 | $7700.00 | Window Closed / Lapsed |