US3420663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sizing and layout of autostereographic prints for graphic arts reproduction
Assignee: Eastman Kodak Co
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Filing: 1965-06-21
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Granted: 1969-01-07
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Expires: 1985-06-21
Abstract
No abstract record available.
Inventors
- 👤 James Edward Huffaker
- 👤 Bramlet L Beard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:51
CPC Classifications
G; G03; G03C; G03C9/00; G03C9/02; G03B; G03B35/00; G03B35/18; G03B35/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
THE METHOD OF MATCHING A LINEIFORM IMAGE TO A LENTICULAR SCREEN PREPARED FROM AN EMBOSSING MATRIX COMPRISING THE STEPS OF (A) PROJECTING THE LINEIFORM IMAGE AT LEAST PARTIALLY ONTO THE PLANE OF A SIZING RULER HAVING A KNOWN PITCH MISMATCH WITH SAID LENTICULAR SCREEN, (B) VARYING THE MAGNIFICATION OF SAID LINEIFORM IMAGE UNTIL A MOIRE FRINGE FREQUENCY CORRESPONDING TO SAID KNOWN PITCH MISMATCH OCCURS, AND (C) PREPARING A PRINTING PLATE OF THE LINEIFORM IMAGE HAVING A CORRESPONDING MAGNIFICATION TO THAT OF THE LINEIFORM IMAGE WHOSE MOIRE FRINGE FREQUENCY CORRESPONDS TO SAID KNOWN PITCH MISMATCH.
Claim 2
Independent Claim
94 words
THE METHOD OF MATCHING A LINEIFORM IMAGE TO A LENTICULAR SCREEN PREPARED FROM AN EMBOSSING MATRIX COMPRISING THE STEPS OF (A) PROJECTING THE LINEIFORM IMAGE AT LEAST PARTIALLY ONTO THE PLANE OF A SIZING RULER HAVING A KNOWN PITCH MISMATCH WITH SAID LENTICULAR SCREEN, (B) VARYING THE MAGNIFICATION OF SAID LINEIFORM IMAGE UNTIL A MOIRE FRINGE FREQUENCY CORRESPONDING TO SAID KNOWN PITCH MISMATCH OCCURS, AND (C) PREPARING A PRINTING PLATE OF THE LINEIFORM IMAGE HAVING A CORRESPONDING MAGNIFICATION TO THAT OF THE LINEIFORM IMAGE WHOSE MOIRE FRINGE FREQUENCY CORRESPONDS TO SAID KNOWN PITCH MISMATCH.
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) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |