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Class Information
Number: 424/501
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Particulate form (e.g., powders, granules, beads, microcapsules, and pellets) > Contains solid synthetic resin
Description: Subject matter in which the particles are impregnated with a solid synthetic resin.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4997651 |
Pharmaceutical formulations |
Mar. 5, 1991 |
| 4994276 |
Directly compressible sustained release excipient |
Feb. 19, 1991 |
| 4992277 |
Immediate release diltiazem formulation |
Feb. 12, 1991 |
| 4990341 |
Controlled release hydromorphone composition |
Feb. 5, 1991 |
| 4976961 |
Encapsulated cosmetic materials and process of making |
Dec. 11, 1990 |
| 4970031 |
Process for preparing microcapsules with controlled-release |
Nov. 13, 1990 |
| 4970075 |
Controlled release bases for pharmaceuticals |
Nov. 13, 1990 |
| 4952403 |
Implants for the promotion of healing of meniscal tissue |
Aug. 28, 1990 |
| 4952404 |
Promotion of healing of meniscal tissue |
Aug. 28, 1990 |
| 4950484 |
Pharmaceutical tablet, pharmaceutical granulate and process for their preparation |
Aug. 21, 1990 |
| 4940556 |
Method of preparing long acting formulation |
Jul. 10, 1990 |
| 4935240 |
Benzoylaminophenoxybutanoic acid derivatives |
Jun. 19, 1990 |
| 4935245 |
Pulverulent, water-dispersible preparation of a sparingly water-soluble pharmaceutical active compound and its preparation |
Jun. 19, 1990 |
| 4927636 |
Association complex comprising pullulan and polyethylene glycol, and preparation and uses of the same |
May. 22, 1990 |
| 4927639 |
Modified release gemfibrozil composition |
May. 22, 1990 |
| 4927883 |
Process for the preparation of crosslinked poly .beta.-alanine in the form of microspheres |
May. 22, 1990 |
| 4925672 |
Products containing a calcium antagonist and a lipid-lowering agent |
May. 15, 1990 |
| 4917930 |
Perfluoro compound dispersions containing reduced amounts of surfactant and process of preparation |
Apr. 17, 1990 |
| 4913908 |
Preparation of submicroscopic particles, particles thus obtained and pharmaceutical compositions containing them |
Apr. 3, 1990 |
| 4911920 |
Sustained release, comfort formulation for glaucoma therapy |
Mar. 27, 1990 |
| 4908233 |
Production of microcapsules by simple coacervation |
Mar. 13, 1990 |
| 4880617 |
Lattice-entrapped composition |
Nov. 14, 1989 |
| 4871716 |
Magnetically responsive, hydrophilic microspheres for incorporation of therapeutic substances and methods of preparation thereof |
Oct. 3, 1989 |
| 4871545 |
Pharmaceutical combination of nifedipine and salbutamol |
Oct. 3, 1989 |
| 4861598 |
Controlled release bases for pharmaceuticals |
Aug. 29, 1989 |
| 4857406 |
Microcapsules with polysalt capsule walls and their formation |
Aug. 15, 1989 |
| 4844900 |
Therapeutic agents in the form of submicroscopic particles against Leishmaniasis and pharmaceutical compositions containing them |
Jul. 4, 1989 |
| 4844907 |
Pharmaceutical composition comprising analgesic and anti-inflammatory agent |
Jul. 4, 1989 |
| 4837030 |
Novel controlled release formulations of tetracycline compounds |
Jun. 6, 1989 |
| 4818542 |
Porous microspheres for drug delivery and methods for making same |
Apr. 4, 1989 |
| 4774083 |
Novel pharmaceutical tablets |
Sep. 27, 1988 |
| 4769236 |
Medicaments with a high degree of solubility and method for their production |
Sep. 6, 1988 |
| 4764380 |
Drug delivery system comprising a volume increasing matrix containing a plurality of tiny pills |
Aug. 16, 1988 |
| 4762702 |
Pharmaceutical preparation containing ibuprofen and a process for its preparation |
Aug. 9, 1988 |
| 4758437 |
Composition for long acting nicardipine preparation and process of producing the composition |
Jul. 19, 1988 |
| 4741872 |
Preparation of biodegradable microspheres useful as carriers for macromolecules |
May. 3, 1988 |
| 4734286 |
Crosslinked poly .beta.-alanine and compositions containing the same |
Mar. 29, 1988 |
| 4722815 |
Process of making a synthetic resin product containing a molecular inclusion compound in cyclodextrin |
Feb. 2, 1988 |
| 4720384 |
Manufacture of hollow fine tubular drug delivery systems |
Jan. 19, 1988 |
| 4711777 |
Pharmaceutical tablets |
Dec. 8, 1987 |
| 4690825 |
Method for delivering an active ingredient by controlled time release utilizing a novel delivery vehicle which can be prepared by a process utilizing the active ingredient as a porogen |
Sep. 1, 1987 |
| 4595587 |
Divisible pharmaceutical tablet with delayed active ingredient release |
Jun. 17, 1986 |
| 4490436 |
Polymer filler particles with filler free coating |
Dec. 25, 1984 |
| 4473545 |
Composite materials |
Sep. 25, 1984 |
| 4438239 |
Microsphere coated substrate containing reactive aldehyde groups |
Mar. 20, 1984 |
| 4432968 |
Weight control with fat imbibing polymers |
Feb. 21, 1984 |
| 4404183 |
Sustained release pharmaceutical composition of solid medical material |
Sep. 13, 1983 |
| 4393076 |
Anti-inflammatory and analgesic gel composition |
Jul. 12, 1983 |
| 4344934 |
Therapeutic compositions with enhanced bioavailability |
Aug. 17, 1982 |
| 4342745 |
Use of polyvinyl alcohols for the treatment of lesions |
Aug. 3, 1982 |
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