US3520588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Autostereo picture
Assignee: Eastman Kodak Co
•
Filing: 1967-05-26
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Granted: 1970-07-14
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Expires: 1987-05-26
Abstract
No abstract record available.
Inventors
- 👤 Walter L Salyer
- 👤 James E Huffaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:25
CPC Classifications
G; G03; G03B; G03B35/00; G03B35/18; G03B35/24; Y; Y10; Y10S; Y10S430/00; Y10S430/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1993448A
Cited
GB410515A
Cited
US2268351A
Cited
US2318983A
Cited
US2522662A
Cited
US3326106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-13 | 1974-01-12 | 1974-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-13 | 1978-01-12 | 1978-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-13 | 1982-01-12 | 1982-07-14 | $7700.00 | Window Closed / Lapsed |