Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Nonwoven fabric – Including an additional nonwoven fabric
Reexamination Certificate
2002-08-02
2009-11-17
Torres-Velazquez, Norca L (Department: 1794)
Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
Nonwoven fabric
Including an additional nonwoven fabric
C442S400000, C442S409000, C442S387000, C442S388000, C442S393000, C442S417000, C264S113000
Reexamination Certificate
active
07618907
ABSTRACT:
A fibrous blanket material is provided having a first fibrous layer selected from a group of fibers consisting of polyester, polypropylene, polyethylene, fiberglass, natural fibers, nylon, rayon and blends thereof and a layer of meltblown polypropylene fibers. In an alternative embodiment the blanket may also include a second fibrous layer made of the same material as the first layer where the layer of meltblown polypropylene fibers is sandwiched between the two fibrous layers.
REFERENCES:
patent: 4766029 (1988-08-01), Brock et al.
patent: 4863785 (1989-09-01), Berman et al.
patent: 4900619 (1990-02-01), Ostrowski et al.
patent: 5169700 (1992-12-01), Meier et al.
patent: 5169712 (1992-12-01), Tapp
patent: 5213881 (1993-05-01), Timmons et al.
patent: 5298694 (1994-03-01), Thompson et al.
patent: 5459291 (1995-10-01), Haines et al.
patent: 5466516 (1995-11-01), Lutzow et al.
patent: 5584950 (1996-12-01), Gaffigan
patent: 5714067 (1998-02-01), Sorrick
patent: 5759659 (1998-06-01), Sanocki et al.
patent: 5773375 (1998-06-01), Swan et al.
patent: 5804512 (1998-09-01), Lickfield et al.
patent: 5886306 (1999-03-01), Patel et al.
patent: 6220388 (2001-04-01), Sanborn
patent: 6358592 (2002-03-01), Vair, Jr. et al.
patent: 4126884 (1993-02-01), None
patent: 4207243 (1993-09-01), None
patent: 10203268 (1998-08-01), None
patent: 10331288 (1998-12-01), None
patent: WO 99/44817 (1999-09-01), None
Seminar: Ban-und Dammstoffe aus Hanf: Technik, Sep. 12, 1998 in Bremen, Eignung unterschiedlicher biogener Fasern fur die Warmedammung.
Millikin Margaret S.
Owens Corning Intellectual Capital LLC
Torres-Velazquez Norca L
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