Patent US2869176A successfully refreshed from Google Patents.
US2869176A
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US
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Spinneret pack
Assignee: EIDP Inc
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Filing: 1951-08-13
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Granted: 1959-01-20
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Expires: 1971-08-13
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:09
CPC Classifications
D; D01; D01D; D01D1/00; D01D1/10; D01D1/106; B; B29; B29C; B29C48/00; B29C48/03; B29C48/05; B29C48/25; B29C48/36; B29C48/50; B29C48/69
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) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |