Patent US3415919A successfully refreshed from Google Patents.
US3415919A
Expired / Lapsed
US
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Method and apparatus for making twine
Assignee: Delta Rope and Twine Ltd
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Filing: 1965-07-02
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Granted: 1968-12-10
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Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 James A Kippan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:16
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/02; D07B1/04; B; B29; B29B; B29B15/00; B29B15/08; B29B15/10; B29B15/12; B29B15/122; D07B1/16; D07B1/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |