Patent US3467474A successfully refreshed from Google Patents.
US3467474A
Expired / Lapsed
US
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Laser machining apparatus
Assignee: Raytheon Co
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Filing: 1966-01-03
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Granted: 1969-09-16
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Expires: 1986-01-03
Abstract
No abstract record available.
Inventors
- 👤 Gordon A Shifrin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:04
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/05; H01S3/08; H01S3/086; B; B23; B23K; B23K26/00; B23K26/02; B23K26/035; B23K26/20; B23K26/21; H01S3/10; H01S3/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US589137A
Cited
US2488654A
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US3225307A
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US3355674A
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US3358243A
Cited
US3265855A
Cited
US3229224A
Cited
US3304403A
Cited
US3369101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |