Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With chemical or physical modification of liberated fiber
Reexamination Certificate
2007-04-10
2007-04-10
Fortuna, José A. (Department: 1731)
Paper making and fiber liberation
Processes of chemical liberation, recovery or purification...
With chemical or physical modification of liberated fiber
C162S013000, C162S158000, C162S161000, C162S181100, C162S205000, C162S194000, C162S100000, C264S153000
Reexamination Certificate
active
10280439
ABSTRACT:
Discrete particles of cellulosic material are flowable and meterable. They are easily dispersible in an aqueous or a dry medium. The particles comprise singulated cellulose fibers that have been densified. The particles have a density of at least 0.3 g/cc.
REFERENCES:
patent: 4253822 (1981-03-01), Marsh
patent: 4365761 (1982-12-01), Danforth
patent: 5104047 (1992-04-01), Simmons
patent: 5262005 (1993-11-01), Eriksson et al.
patent: 6748671 (2004-06-01), Vrbanac et al.
patent: 6769199 (2004-08-01), Vrbanac et al.
patent: 6782637 (2004-08-01), Yancey et al.
patent: 6862819 (2005-03-01), Vrbanac et al.
patent: 6865822 (2005-03-01), Vrbanac et al.
patent: 6910285 (2005-06-01), Vrbanac et al.
patent: 2002/0155292 (2002-10-01), Sealey, II et al.
patent: 2003/0093916 (2003-05-01), Vrbanac et al.
patent: 2003/0140519 (2003-07-01), Vrbanac et al.
patent: 2003/0141028 (2003-07-01), Vrbanac et al.
patent: 2003/0186052 (2003-10-01), Crews et al.
patent: 2003/0192659 (2003-10-01), Yancey et al.
patent: 2004/0041040 (2004-03-01), Dezutter et al.
patent: 2004/0043217 (2004-03-01), Dezutter et al.
patent: 2004/0081828 (2004-04-01), Dezutter et al.
patent: 2004/0123483 (2004-07-01), Vrbanac et al.
patent: 2004/0129808 (2004-07-01), Crane et al.
patent: 2004/0169306 (2004-09-01), Crews et al.
patent: 2004/0177936 (2004-09-01), Vrbanac et al.
patent: 2442886 (2004-04-01), None
patent: 27 04 035 (1977-02-01), None
patent: 28 52 656 (1978-12-01), None
patent: 322997 (1929-12-01), None
patent: 888845 (1962-02-01), None
patent: 888845 (1962-02-01), None
patent: 2393501 (2004-03-01), None
patent: H07-267708 (1995-10-01), None
patent: 2000-328417 (2000-11-01), None
patent: 2004143658 (2004-05-01), None
patent: WO 92/01833 (1992-02-01), None
patent: WO 9411432 (1994-05-01), None
Dezutter Ramon C.
Hansen Michael R.
Christensen O'Connor Johnson & Kindness
Fortuna Jos'e A.
Weyerhaeuser Company
LandOfFree
Process for making a flowable and meterable densified fiber... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process for making a flowable and meterable densified fiber..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for making a flowable and meterable densified fiber... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3746985