Patent US3412856A successfully refreshed from Google Patents.
US3412856A
Expired / Lapsed
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Method and apparatus for testing cigarettes and the like
Assignee: Körber AG
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Filing: 1965-02-09
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Granted: 1968-11-26
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Expires: 1985-02-09
Abstract
No abstract record available.
Inventors
- 👤 Esenwein Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:30
CPC Classifications
A; A24; A24C; A24C5/00; A24C5/32; A24C5/34; A24C5/3418; Y; Y10; Y10S; Y10S131/00; Y10S131/904
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
118 words
A METHOD OF TESTING THE INTEGRITY OF CIGARETTES AND SIMILAR DISCRETE ROD-SHAPED ARTICLES, COMPRISING CONVEYING THE ARTICLES SIDEWAYS IN A PREDETERMINED PATH THROUGH AND PAST A TESTING STATION AND HOLDING THE ARTICLES AGAINST AXIAL MOVEMENT DURING TRAVEL THROUGH SAID TESTING STATION; TESTING THE ARTICLES AT SAID STATION BY A CONVEYING THERETHROUGH A TESTING FLUID WHOSE CHARACTERISTICS ARE INDICATIVE OF THE QUALITY OF TESTED ARTICLES; GENERATING A SIGNAL IN RESPONSE TO EACH SUCH CHANGE IN THE CHARACTERISTICS OF TESTING FLUID WHICH IS OUTSIDE OF A PREDETERMINED RANGE INDICATIVE OF SATISFACTORY ARTICLES; DELAYING THE SIGNAL UNTIL AN ARTICLE TRAILING THE TESTED DEFECTIVE ARTICLE ENTERS SAID STATION; AND UTILIZING THE THUS DELAYED SIGNAL TO EJECT THE DEFECTIVE ARTICLE FROM 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) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |