Patent US2592632A successfully refreshed from Google Patents.
US2592632A
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US
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Apparatus for treating yarns
Assignee: Dan River Mills Inc
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Filing: 1948-04-23
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Granted: 1952-04-15
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Expires: 1968-04-23
Abstract
No abstract record available.
Inventors
- 👤 Ollie L Williamson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:46
CPC Classifications
D; D06; D06B; D06B1/00; D06B1/10; B; B65; B65H; B65H71/00; B65H71/007; B65H2701/00; B65H2701/30; B65H2701/31; Y; Y10; Y10S; Y10S118/00; Y10S118/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US351946A
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US1782425A
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US1940748A
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US1893107A
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US2145019A
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US2287031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |