Protective film
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United States of America Patent
Stats
-
Apr 6, 2021
Grant Date -
Dec 5, 2013
app pub date -
Mar 18, 2013
filing date -
Mar 29, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A protective film has a soluble polyimide polymer base layer and an exterior layer directly containing the base layer exterior surface. The base layer is less than 12 microns thick, and is at least 2 meters long. The exterior layer includes at least one of a fluorinated polymer, a dielectric layer, one or more metallic layers, a metalloid layer, or a plurality of dielectric layers where each dielectric layer has a dielectric layer thickness that varies no more than 3%. The exterior layer or the as layer can also include additives, as desired.
First Claim
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International Classification(s)
- 2013 Application Filing Year
- B64B Class
- 54 Applications Filed
- 52 Patents Issued To-Date
- 96.30 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- B64B Class
- 0 % this patent is cited more than
- 4 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Oct 6, 2028 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Oct 6, 2032 |