Patent US961981A successfully refreshed from Google Patents.
US961981A
Expired / Lapsed
US
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Pipe or rod connector.
Assignee: Individual
•
Filing: 1909-06-24
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Granted: 1910-06-21
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Expires: 1929-06-24
Abstract
No abstract record available.
Inventors
- 👤 Albert F Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:18
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/26; E04B1/2604; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341; Y10T403/345
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) | 1913-06-20 | 1913-12-20 | 1914-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-06-20 | 1917-12-20 | 1918-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-06-20 | 1921-12-20 | 1922-06-21 | $7700.00 | Window Closed / Lapsed |