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Patent US3432767A successfully refreshed from Google Patents.
US3432767A
Expired / Lapsed
US
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Apparatus employing electronic light shutters for switching the direction of a laser beam along discrete paths
Assignee: International Business Machines Corp
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Filing: 1964-06-26
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Granted: 1969-03-11
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Expires: 1984-06-26
Abstract
No abstract record available.
Inventors
- 👤 Robert V Pole
- 👤 Jaen Nunez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:32
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/10; H01S3/101; H01S3/05; H01S3/06; H01S3/0602; H01S3/08; H01S3/08054; H01S3/106; H01S3/107
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) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |