Patent US3370299A successfully refreshed from Google Patents.
US3370299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsed light writing system
Assignee: Clevite Corp
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Filing: 1965-08-23
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Granted: 1968-02-20
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Gardner P Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:31
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A LIGHT SYSTEM FOR THE DIRECT RECORDING OF DATA COMPRISING, IN COMBINATION: DIRECT WRITING LIGHT SENSITIVE PAPER, MEANS STEADILY MOVING SAID PAPER IN A GIVEN DIRECTION, A LIGHT SOURCE, MEANS INCLUDING A MIRROR AND OPTICAL ELEMENT MEANS FOR FOCUSING LIGHT FROM SAID SOURCE AS A LIGHT SPOT ON SAID MOVING PAPER, MEANS FOR VIBRATION SAID MIRROR IN ACCORDANCE WITH A SIGNAL TO BE RECORDED TO CAUSE SAID LIGHT SPOT TO MOVE ACROSS SAID PAPER IN ACCORDANCE WITH THE DATA TO BE RECORDED, AND CIRCUIT MEANS FOR ENERGIZING SAID LIGHT SOURCE INCLUDING MEANS FOR PULSING SAID LIGHT SOURCE AT A SUBSTANTIALLY CONSTANT ON-OFF REPETITION RATE WHEREBY THERE IS RECORDED ON THE PAPER A SERIES OF CLOSELY SPACED BUT DISTINCT DOTS SUBSTANTIALLY EVENLY SPACED ALONG THE DIRECTION OF MOTION OF THE PAPER, AND WHEREBY THE DOTS ARE OF SUBSTANTIALLY EQUAL RECORDED DENSITY.
Claim 2
Dependent Claim
140 words
A LIGHT SYSTEM FOR THE DIRECT RECORDING OF DATA COMPRISING, IN COMBINATION: DIRECT WRITING LIGHT SENSITIVE PAPER, MEANS STEADILY MOVING SAID PAPER IN A GIVEN DIRECTION, A LIGHT SOURCE, MEANS INCLUDING A MIRROR AND OPTICAL ELEMENT MEANS FOR FOCUSING LIGHT FROM SAID SOURCE AS A LIGHT SPOT ON SAID MOVING PAPER, MEANS FOR VIBRATION SAID MIRROR IN ACCORDANCE WITH A SIGNAL TO BE RECORDED TO CAUSE SAID LIGHT SPOT TO MOVE ACROSS SAID PAPER IN ACCORDANCE WITH THE DATA TO BE RECORDED, AND CIRCUIT MEANS FOR ENERGIZING SAID LIGHT SOURCE INCLUDING MEANS FOR PULSING SAID LIGHT SOURCE AT A SUBSTANTIALLY CONSTANT ON-OFF REPETITION RATE WHEREBY THERE IS RECORDED ON THE PAPER A SERIES OF CLOSELY SPACED BUT DISTINCT DOTS SUBSTANTIALLY EVENLY SPACED ALONG THE DIRECTION OF MOTION OF THE PAPER, AND WHEREBY THE DOTS ARE OF SUBSTANTIALLY EQUAL RECORDED DENSITY.
References Cited (Backward Citations)
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Cited
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Cited
US2496392A
Cited
US2775503A
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US3006713A
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US3245083A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |