Patent US2817993A successfully refreshed from Google Patents.
US2817993A
Expired / Lapsed
US
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Catch device for flexible strand
Assignee: Individual
•
Filing: 1953-11-09
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Granted: 1957-12-31
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Expires: 1973-11-09
Abstract
No abstract record available.
Inventors
- 👤 Howard A Burdwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:43
CPC Classifications
D; D04; D04C; D04C1/00; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3936; Y10T24/394
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US192632A
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US1149385A
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US1710697A
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US1726306A
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US1959936A
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US2149518A
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US2462141A
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US2569424A
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US2524490A
Cited
US2781567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-30 | 1961-07-01 | 1961-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-30 | 1965-07-01 | 1965-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-30 | 1969-07-01 | 1969-12-31 | $7700.00 | Window Closed / Lapsed |