Patent FR2344921B1 successfully refreshed from Google Patents.
US1873450A
Expired / Lapsed
US
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Lightning arrester and method of making the same
Assignee: Electric Service Supplies Co
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Filing: 1926-08-02
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Granted: 1932-08-23
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Expires: 1946-08-02
Abstract
No abstract record available.
Inventors
- 👤 Mcfarlin John Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:13
CPC Classifications
H; H01; H01T; H01T1/00; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/966; Y10S411/967; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002
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) | 1935-08-23 | 1936-02-22 | 1936-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-08-23 | 1940-02-22 | 1940-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-08-23 | 1944-02-22 | 1944-08-23 | $7700.00 | Window Closed / Lapsed |