US3716083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for cleasing and/or sterilising the filler tube in packaging machines
Assignee: Tetra Pak AB
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Filing: 1971-03-30
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Granted: 1973-02-13
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Expires: 1991-03-30
Abstract
Abstract APPARATUS FOR WASHING THE FILLER TUBE OF A LIQUID PACKAGING MACHINE WITH A WASHING AGENT INCLUDING MEANS FOR CLOSING ONE END OF THE PACKAGING TUBE TO FORM A SPACE THEREABOVE AND MEANS FOR INTRODUCING A WASHING AGENT INTO THE SPACE AND FOR HEATING THE AGENT SO AS TO CLEANSE AND/OR STERILIZE THE FILLER TUBE EXTENDING INTO THE PACKAGING TUBE.
Inventors
- 👤 A Tuma
- 👤 J Hansson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:09
CPC Classifications
B; B65; B65B; B65B55/00; B65B55/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |