US3287563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spatial coherent reproducing system
Assignee: 3M Co
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Filing: 1962-11-07
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Granted: 1966-11-22
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Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Chmis Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:33
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/80; H04N5/82; H04N5/83
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
IN COMBINATION IN A SYSTEM FOR REPRODUCING INFORMATION RECORDED AT SUCCESSIVE POSITIONS ON A THERMOPLASTIC MEDIUM IN THE FORM OF PHYSICAL DEFORMITIES ON THE SURFACE OF THE MEDIUM, FIRST SOURCE MEANS FOR PRODUCING LIGHT ENERGY HAVING CHARACTERISTICS OF PRESENTING A SERIES OF WAVE FRONTS WITH SUBSTANTIALLY ALL THE ENERGY IN EACH WAVE FRONT IN PHASE TO HAVE LIGHT ENERGY WITH SUBSTANTIAL SPATIAL COHERENCE, SECOND MEANS OPERATIVELY COUPLED TO THE MEDIUM FOR MOVING THE MEDIUM IN A PARTICULAR DIRECTION,
Claim 2
Dependent Claim
78 words
IN COMBINATION IN A SYSTEM FOR REPRODUCING INFORMATION RECORDED AT SUCCESSIVE POSITIONS ON A THERMOPLASTIC MEDIUM IN THE FORM OF PHYSICAL DEFORMITIES ON THE SURFACE OF THE MEDIUM, FIRST SOURCE MEANS FOR PRODUCING LIGHT ENERGY HAVING CHARACTERISTICS OF PRESENTING A SERIES OF WAVE FRONTS WITH SUBSTANTIALLY ALL THE ENERGY IN EACH WAVE FRONT IN PHASE TO HAVE LIGHT ENERGY WITH SUBSTANTIAL SPATIAL COHERENCE, SECOND MEANS OPERATIVELY COUPLED TO THE MEDIUM FOR MOVING THE MEDIUM IN A PARTICULAR DIRECTION,
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |