Patent US2769204A successfully refreshed from Google Patents.
US2769204A
Expired / Lapsed
US
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Method of producing plastic shrouded spools
Assignee: Coats and Clark Inc
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Filing: 1951-07-12
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Granted: 1956-11-06
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Expires: 1971-07-12
Abstract
No abstract record available.
Inventors
- 👤 Louis H Morin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:52
CPC Classifications
B; B29; B29C; B29C57/00; B29C57/005; B29L; B29L2009/00; B29L2031/00; B29L2031/704; Y; Y10; Y10S; Y10S264/00; Y10S264/66; Y10S264/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1978985A
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US1981771A
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US2287277A
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US2336981A
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US2344665A
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US2451046A
Cited
US2437884A
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US2624073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |