US3190956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Facsimile apparatus having a magnetically biased marking stylus
Assignee: Columbia Ribbon and Carbon Manufacturing Co Inc
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Filing: 1959-09-09
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Granted: 1965-06-22
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Expires: 1979-09-09
Abstract
No abstract record available.
Inventors
- 👤 Vaccaro Angelo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:29
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/024; H04N1/032; H04N1/0323
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
APPARATUS FOR PRODUCING A FACSIMILE COPY OF AN ORIGINAL FROM VARIATIONS IN ELECTRICAL SIGNAL DERIVED FROM AREAS OF DIFFERENT LIGHT REFLECTIVE VALUES IN THE ORIGINAL, COMPRISING NON-MAGNETIZABLE MEANS FOR SUPPORTING COPYPRODUCING MATERIAL INCLUDING A COPY SHEET; A STYLUS FOR PRODUCING MARKS ON SAID COPY SHEET; MEANS FOR RELATIVELY MOVING THE STYLUS AND THE SUPPORT TO SCAN SAID COPY-PRODUCING MATERIAL; AND ELECTROMAGNETIC MEANS FOR CONTINUOUSLY PRESSING THE STYLUS AGAINST SAID COPY-PRODUCING MATERIAL ON THE SUPPORT WITH EITHER A POSITIVE MARKING PRESSURE OR A POSITIVE NON-MARKING PRESSURE DEPENDING ON THE VARIATIONS IN SAID SIGNALS.
Claim 2
Dependent Claim
92 words
APPARATUS FOR PRODUCING A FACSIMILE COPY OF AN ORIGINAL FROM VARIATIONS IN ELECTRICAL SIGNAL DERIVED FROM AREAS OF DIFFERENT LIGHT REFLECTIVE VALUES IN THE ORIGINAL, COMPRISING NON-MAGNETIZABLE MEANS FOR SUPPORTING COPYPRODUCING MATERIAL INCLUDING A COPY SHEET; A STYLUS FOR PRODUCING MARKS ON SAID COPY SHEET; MEANS FOR RELATIVELY MOVING THE STYLUS AND THE SUPPORT TO SCAN SAID COPY-PRODUCING MATERIAL; AND ELECTROMAGNETIC MEANS FOR CONTINUOUSLY PRESSING THE STYLUS AGAINST SAID COPY-PRODUCING MATERIAL ON THE SUPPORT WITH EITHER A POSITIVE MARKING PRESSURE OR A POSITIVE NON-MARKING PRESSURE DEPENDING ON THE VARIATIONS IN SAID SIGNALS.
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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |