Patent US904522A successfully refreshed from Google Patents.
US904522A
Expired / Lapsed
US
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Cable-connector.
Assignee: Allis Chalmers Corp
•
Filing: 1906-08-20
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Granted: 1908-11-24
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Expires: 1926-08-20
Abstract
No abstract record available.
Inventors
- 👤 John D Firmin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:14
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17931; Y10T279/17941; Y10T279/17948; Y10T403/00; Y10T403/65; Y10T403/655
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) | 1911-11-24 | 1912-05-25 | 1912-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-11-24 | 1916-05-25 | 1916-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-11-24 | 1920-05-25 | 1920-11-24 | $7700.00 | Window Closed / Lapsed |