US3270551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article testing devices
Assignee: Individual
•
Filing: 1964-04-07
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Granted: 1966-09-06
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Expires: 1984-04-07
Abstract
No abstract record available.
Inventors
- 👤 Schmalz Konrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:33
CPC Classifications
A; A24; A24C; A24C5/00; A24C5/32; A24C5/34; A24C5/3418
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A DEVICE FOR TESTING ARTICLES, SUCH AS CIGARETTES, HAVING A SUBSTANTIALLY AIR-IMPERVIOUS WRAPPER OF GENERALLY TUBULAR FROM ENCLOSING AN AIR-PREVIOUS FILLER, COMPRISING A TESTING CHAMBER HAVING AN OPEN END, MEANS FOR BRINGING AN ARTICLE TO BE TESTED TO A LOADING POSITION IN ALIGNMENT WITH SAID CHAMBER AND ADJACENT SAID OPEN END THEREOF, AND MEANS FOR APPLYING SUCTION TO SAID CHAMBER SO THAT ATMOSPHERIC PRESSURE URGES ANY ARTICLE AT THE LOADING POSITION INTO SAID CHAMBER, SAID TESTING CHAMBER HAVING RESTRICTED END PORTIONS SO SHAPED THAT WHEN AN ARTICLE OF CORRECT SIZE IS PLACED IN SAID CHAMBER, THE WRAPPER ENGAGES THE WALLS OF SAID CHAMBER ADJACENT THE ENDS OF THE ARTICLE, SAID CHAMBER BEING OF GREATER CROSS-SECTION BETWEEN SAID END PORTIONS SO THAT AN ANNULAR SPACE SURROUNDS THE ARTICLE, THE SUCTION MEANS BEING CONNECTED TO SAID SPACE.
Claim 2
Independent Claim
135 words
A DEVICE FOR TESTING ARTICLES, SUCH AS CIGARETTES, HAVING A SUBSTANTIALLY AIR-IMPERVIOUS WRAPPER OF GENERALLY TUBULAR FROM ENCLOSING AN AIR-PREVIOUS FILLER, COMPRISING A TESTING CHAMBER HAVING AN OPEN END, MEANS FOR BRINGING AN ARTICLE TO BE TESTED TO A LOADING POSITION IN ALIGNMENT WITH SAID CHAMBER AND ADJACENT SAID OPEN END THEREOF, AND MEANS FOR APPLYING SUCTION TO SAID CHAMBER SO THAT ATMOSPHERIC PRESSURE URGES ANY ARTICLE AT THE LOADING POSITION INTO SAID CHAMBER, SAID TESTING CHAMBER HAVING RESTRICTED END PORTIONS SO SHAPED THAT WHEN AN ARTICLE OF CORRECT SIZE IS PLACED IN SAID CHAMBER, THE WRAPPER ENGAGES THE WALLS OF SAID CHAMBER ADJACENT THE ENDS OF THE ARTICLE, SAID CHAMBER BEING OF GREATER CROSS-SECTION BETWEEN SAID END PORTIONS SO THAT AN ANNULAR SPACE SURROUNDS THE ARTICLE, THE SUCTION MEANS BEING CONNECTED TO SAID SPACE.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |