Muco-adhesive polymers, use thereof and method for producing...

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Matrices

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C514S054000

Reexamination Certificate

active

09830986

ABSTRACT:
Mucoadhesive polymers, the use thereof and a production method therefor. Mucoadhesive polymers assembled of not more than 10 different monomers and comprising at least one non-terminal thiol group, as well as drugs containing these polymers are described.

REFERENCES:
patent: 5064495 (1991-11-01), Omura et al.
patent: 5412076 (1995-05-01), Gagnieu
patent: 5496872 (1996-03-01), Constancis et al.
patent: 5646239 (1997-07-01), Constancis et al.
patent: 5665383 (1997-09-01), Grinstaff et al.
patent: 5670468 (1997-09-01), Moens
patent: 6514535 (2003-02-01), Marchant
patent: 0 556 110 (1993-08-01), None
patent: 0 635 276 (1995-01-01), None
patent: 94/13731 (1994-06-01), None
patent: 96/06880 (1996-03-01), None
Bernkop-Schnurch et al, “Development and in vitro evaluation of a drug delivery system protecting from trypsinic degradation,” International Journal of Pharmaceutics, vol. 157, 1997, pp. 17-25.
Bernkop-Schnurch et al, “Synthesis and evaluation of a modified mucoadhesive polymer protecting from alpha-chymotrypsin degradation,” International Journal of Pharmaceutics, vol. 146, 1997, pp. 247-254.
Bernkop-Schnurch et al (Pharmaceutical Research, vol. 16, No. 6, 1999).
H.L. Lueβen et al, “Mucoadhesive polymers in peroral peptide drug delivery. IV. Polycarbophil and chitosan are potent enhancers of peptide transport across intestinal mucosae in vitro” Journal of Controlled Release 45 (1997) 15-23.
Michael J. Tobyn et al, “Factors Affecting in vitro Gastric Mucoadhesion II. Physical Properties of Polymers” European Journal of Pharmaceutics and Biopharmaceutics 42, Jan. 1, 1996.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Muco-adhesive polymers, use thereof and method for producing... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Muco-adhesive polymers, use thereof and method for producing..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Muco-adhesive polymers, use thereof and method for producing... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3917085

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.