Patent US2691817A successfully refreshed from Google Patents.
US2691817A
Expired / Lapsed
US
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Device for applying coiled filaments to setting mandrels
Assignee: Westinghouse Electric Corp
•
Filing: 1950-12-14
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Granted: 1954-10-19
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Expires: 1970-12-14
Abstract
No abstract record available.
Inventors
- 👤 Nicholas J Rainone
- 👤 George R Moritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:06
CPC Classifications
H; H01; H01K; H01K3/00; H01K3/02; H01K3/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49838; Y10T29/53; Y10T29/5313; Y10T29/53265; Y10T29/53613; Y10T29/53622; Y10T29/53657; Y10T29/53696
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |