US3496483A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laser polarization modulation techniques
Assignee: International Business Machines Corp
•
Filing: 1964-02-28
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Granted: 1970-02-17
•
Expires: 1984-02-28
Abstract
No abstract record available.
Inventors
- 👤 Erhard Max
- 👤 Paul T Chang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:24
CPC Classifications
H; H01; H01S; H01S3/00; H01S3/10; H01S3/102; H01S3/1022; G; G11; G11C; G11C13/00; G11C13/04; G11C13/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3293565A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |