Apparatus for producing films stretched in-line
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United States of America
Stats
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Jan 21, 2025
Grant Date -
Dec 9, 2021
app pub date -
Aug 20, 2021
filing date -
Aug 20, 2021
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to an apparatus for producing tubular films stretched in-line by blow molding with an extruder, a film blowing line, a lay-flat unit, an oscillating haul-off unit, and a stretching line for monoaxially stretching the film laid flat in machine direction. According to the invention, the stretching line is arranged above the extruder between the lay-flat unit and the oscillating haul-off unit.
First Claim
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International Classification(s)
- 2021 Application Filing Year
- B29C Class
- 4825 Applications Filed
- 2386 Patents Issued To-Date
- 49.46 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- B29C Class
- 0 % this patent is cited more than
- < 1 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jul 21, 2028 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 21, 2032 |
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