US3175196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic information storage system
Assignee: Laboratory For Electronics Inc
•
Filing: 1962-03-09
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Granted: 1965-03-23
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Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Roger K Lee
- 👤 Vakharia Darius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:16
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/76; H04N5/80; H04N5/82; G; G11; G11C; G11C13/00; G11C13/04; G11C13/048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
DATA PROCESSING APPARATUS COMPRISING: (A) MEANS FOR GENERATING A BEAM OF ELECTROMAGNETIC ENERGY, THE WAVELENGTH OF SUCH ENERGY BEING WITHIN THE INFRA-RED PORTION OF THE ELECROMAGNETIC SPECTRUM; (B) MEANS FOR MODULATING THE INTENSITY OF THE ELECTROMAGNETIC ENERGY IN THE BEAM IN ACCORDANCED WITH THE DATA BEING PROCESSED; (C) A THERMOPLASTIC RECORDING MEDIUM; (D) MEANS FOR MOVING THE THERMOPLASTIC RECORDING MEDIUM RELATIVE TO THE BEAM TO HEAT SUCCESSIVE AREAS OF SUCH MEDIUM IN ACCORDANCE WITH THE INTENSITY OF THE ELECTROMAGNETIC ENERGY IN THE BEAM; AND (E) MEANS FOR DIRECTING A FLUID STREAM AT THE SO-HEATED SUCCESSIVE AREAS OF THE THERMOPLASTIC RECORDING MEDIUM TO DEFORM THE SURFACE THEREOF IN ACCORDANCE WITH THE AMOUNT OF HEAT ABSORBED THEREIN AND TO COOL SUCH SUCCESSIVE AREAS TO SUBSTANTIALLY THE SAME TEMPERATURE AS THE UNHEATED PORTIONS OF THE THERMOPLASTIC RECORDING MEDIUM.
Claim 2
Dependent Claim
135 words
DATA PROCESSING APPARATUS COMPRISING: (A) MEANS FOR GENERATING A BEAM OF ELECTROMAGNETIC ENERGY, THE WAVELENGTH OF SUCH ENERGY BEING WITHIN THE INFRA-RED PORTION OF THE ELECROMAGNETIC SPECTRUM; (B) MEANS FOR MODULATING THE INTENSITY OF THE ELECTROMAGNETIC ENERGY IN THE BEAM IN ACCORDANCED WITH THE DATA BEING PROCESSED; (C) A THERMOPLASTIC RECORDING MEDIUM; (D) MEANS FOR MOVING THE THERMOPLASTIC RECORDING MEDIUM RELATIVE TO THE BEAM TO HEAT SUCCESSIVE AREAS OF SUCH MEDIUM IN ACCORDANCE WITH THE INTENSITY OF THE ELECTROMAGNETIC ENERGY IN THE BEAM; AND (E) MEANS FOR DIRECTING A FLUID STREAM AT THE SO-HEATED SUCCESSIVE AREAS OF THE THERMOPLASTIC RECORDING MEDIUM TO DEFORM THE SURFACE THEREOF IN ACCORDANCE WITH THE AMOUNT OF HEAT ABSORBED THEREIN AND TO COOL SUCH SUCCESSIVE AREAS TO SUBSTANTIALLY THE SAME TEMPERATURE AS THE UNHEATED PORTIONS OF THE THERMOPLASTIC RECORDING MEDIUM.
References Cited (Backward Citations)
US2630484A
Cited
US2927959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |