US3402299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for scanning
Assignee: Telefunken Patentverwertungs GmbH
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Filing: 1965-06-18
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Granted: 1968-09-17
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Expires: 1985-06-18
Abstract
No abstract record available.
Inventors
- 👤 Held Hans-Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:50
CPC Classifications
G; G06; G06K; G06K19/00; B; B07; B07C; B07C3/00; B07C3/10; B07C3/14; G01; G01N; G01N21/00; G01N21/62; G01N21/63; G01N21/64; G06K7/00; G06K7/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A DEVICE FOR RECOGNIZING, IN ACCORDANCE WITH MARKERS THEREON, THE POSITION OF FLAT ARTICLES BEING CONVEYED, COMPRISING, IN COMBINATION: (A) MEANS DEFINING A CONVEYING PATH; (B) IRRADIATING MEANS ON ONE SIDE OF SAID PATH FOR IRRADIATING ARTICLES MOVING ALONG SAID PATH; (C) SCANNING MEANS ON ONE SIDE OF SAID PATH AND SENSITIVE TO THE SPECTRAL REGION OF THE IRRADIATING MEANS FOR BEING ACTIVATED WHEN RADIATION IS PREVENTED FROM ARRIVING AT THE SCANNING MEANS DUE TO MARKERS ON SUCH ARTICLES; (D) LIGHT BARRIER MEANS FOR MONITORING THE PASSAGE OF AN ARTICLE ALONG SAID PATH;
Claim 2
Independent Claim
93 words
A DEVICE FOR RECOGNIZING, IN ACCORDANCE WITH MARKERS THEREON, THE POSITION OF FLAT ARTICLES BEING CONVEYED, COMPRISING, IN COMBINATION: (A) MEANS DEFINING A CONVEYING PATH; (B) IRRADIATING MEANS ON ONE SIDE OF SAID PATH FOR IRRADIATING ARTICLES MOVING ALONG SAID PATH; (C) SCANNING MEANS ON ONE SIDE OF SAID PATH AND SENSITIVE TO THE SPECTRAL REGION OF THE IRRADIATING MEANS FOR BEING ACTIVATED WHEN RADIATION IS PREVENTED FROM ARRIVING AT THE SCANNING MEANS DUE TO MARKERS ON SUCH ARTICLES; (D) LIGHT BARRIER MEANS FOR MONITORING THE PASSAGE OF AN ARTICLE ALONG SAID PATH;
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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |