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Patent US3476349A successfully refreshed from Google Patents.
US3476349A
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Assignee: Westinghouse Electric Corp
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Filing: 1967-03-29
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Granted: 1969-11-04
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Expires: 1987-03-29
Abstract
No abstract record available.
Inventors
- 👤 Richard G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:10
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/05; H01S3/08; H01S3/086; G; G02; G02B; G02B7/00; G02B7/003; G02B7/004; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7041
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) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |