Patent US1065408A successfully refreshed from Google Patents.
US1065408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joint tightener and spreader for conduits.
Assignee: CALIFORNIA CORRUGATED CULVERT Co
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Filing: 1913-04-12
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Granted: 1913-06-24
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Expires: 1933-04-12
Abstract
No abstract record available.
Inventors
- 👤 Karl Johan Thorsby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:48
CPC Classifications
F; F16; F16G; F16G11/00; F16G11/12; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1439; Y10T24/1441; Y10T403/00; Y10T403/29; Y10T403/291
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) | 1916-06-23 | 1916-12-23 | 1917-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-06-23 | 1920-12-23 | 1921-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-06-23 | 1924-12-23 | 1925-06-24 | $7700.00 | Window Closed / Lapsed |