US3535013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Focused image holography with extended sources
Assignee: National Aeronautics and Space Administration
•
Filing: 1967-10-20
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Granted: 1970-10-20
•
Expires: 1987-10-20
Abstract
No abstract record available.
Inventors
- 👤 Lowell Rosen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:31
CPC Classifications
G; G03; G03H; G03H1/00; G03H1/04; G03H1/0402; G03H1/0406; G03H1/06; G03H1/22; G03H1/2286; G03H1/24; G03H1/2249; G03H2001/2252; G03H2001/2257; G03H2222/00; G03H2222/20; G03H2222/22; G03H2222/24; G03H2223/00; G03H2223/14; Y; Y10; Y10S; Y10S359/00; Y10S359/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |