Patent US2712675A successfully refreshed from Google Patents.
US2712675A
Expired / Lapsed
US
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Methods of and machines for blending textile fibers
Assignee: Saco Lowell Shops
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Filing: 1949-08-12
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Granted: 1955-07-12
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Expires: 1969-08-12
Abstract
No abstract record available.
Inventors
- 👤 Gwaltney Eugene Clevcland
- 👤 Shaw William
- 👤 Eliot B Maclean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:09
CPC Classifications
D; D01; D01G; D01G13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US308185A
Cited
US1601712A
Cited
US862893A
Cited
US852474A
Cited
US1710977A
Cited
US1567896A
Cited
US1929344A
Cited
US2195018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-11 | 1959-01-10 | 1959-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-11 | 1963-01-10 | 1963-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-11 | 1967-01-10 | 1967-07-12 | $7700.00 | Window Closed / Lapsed |