Patent US4291973A successfully refreshed from Google Patents.
Patent US1000031A successfully refreshed from Google Patents.
US1000031A
Expired / Lapsed
US
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Connector.
Assignee: Allis Chalmers Corp
•
Filing: 1909-09-13
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Granted: 1911-08-08
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Expires: 1929-09-13
Abstract
No abstract record available.
Inventors
- 👤 Emil Mattman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:11
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/28; H01R4/48; H01R4/4809; H01R4/48185; H01R4/4819; H01R4/4823; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341; Y10T403/345; Y10T403/70; Y10T403/7016
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) | 1914-08-07 | 1915-02-06 | 1915-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-08-07 | 1919-02-06 | 1919-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-08-07 | 1923-02-06 | 1923-08-08 | $7700.00 | Window Closed / Lapsed |