Patent US3305089A successfully refreshed from Google Patents.
US3305089A
Expired / Lapsed
US
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Apparatus for sorting fluorescent articles
Assignee: Gunsons Sortex Ltd
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Filing: 1965-08-13
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Granted: 1967-02-21
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Expires: 1985-08-13
Abstract
No abstract record available.
Inventors
- 👤 Fraenkel Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:54
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/34; B07C5/342; B07C5/3425; B07C5/3427; Y; Y10; Y10S; Y10S209/00; Y10S209/908; Y10S209/914; Y10S250/00; Y10S250/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A SORTING MACHINE FOR SORTING DESIRED FROM UNDESIRED OBJECTS COMPRISING AT LEAST ONE LAMP ADAPTED TO DIRECT ULTRA-VIOLET LIGHT ONTO THE OBJECTS TO CAUSE THEM TO FLUORESCE, FIRST PHOTO-ELECTRIC VIEWING MEANS ADAPTED TO RESPOND TO AND ARRANGED TO RECEIVE LIGHT PRODUCED BY FLUORESCENCE FROM EACH OBJECT, ILLUMINATING MEANS FOR ILLUMINATING THE OBJECTS WITH INFRA-RED LIGHT, SECOND PHOTOELECTRIC VIEWING MEANS ADAPTED TO RESPOND TO AND ARRANGED TO RECEIVE INFRA-RED LIGHT WHICH IS REFLECTED BY EACH OBJECT, AND SEPARATING MEANS, CONTROLLED BY SIGNALS PRODUCED BY THE FIRST AND SECOND PHOTO-ELECTRIC VIEWING MEANS FOR SEPARATING DESIRED FROM UNDESIRED OBJECTS IN DEPENDENCE UPON THE FLUORESCENCE FROM EACH OBJECT.
Claim 2
Dependent Claim
104 words
A SORTING MACHINE FOR SORTING DESIRED FROM UNDESIRED OBJECTS COMPRISING AT LEAST ONE LAMP ADAPTED TO DIRECT ULTRA-VIOLET LIGHT ONTO THE OBJECTS TO CAUSE THEM TO FLUORESCE, FIRST PHOTO-ELECTRIC VIEWING MEANS ADAPTED TO RESPOND TO AND ARRANGED TO RECEIVE LIGHT PRODUCED BY FLUORESCENCE FROM EACH OBJECT, ILLUMINATING MEANS FOR ILLUMINATING THE OBJECTS WITH INFRA-RED LIGHT, SECOND PHOTOELECTRIC VIEWING MEANS ADAPTED TO RESPOND TO AND ARRANGED TO RECEIVE INFRA-RED LIGHT WHICH IS REFLECTED BY EACH OBJECT, AND SEPARATING MEANS, CONTROLLED BY SIGNALS PRODUCED BY THE FIRST AND SECOND PHOTO-ELECTRIC VIEWING MEANS FOR SEPARATING DESIRED FROM UNDESIRED OBJECTS IN DEPENDENCE UPON THE FLUORESCENCE FROM EACH OBJECT.
References Cited (Backward Citations)
US3066797A
Cited
US3207910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |