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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4999446 |
Trimethoxysilane preparation via the methanol-silicon reaction with recycle |
Mar. 12, 1991 |
| 4999445 |
Contrast agents for magnetic resonance imaging of the small intestine and hepatobiliary system |
Mar. 12, 1991 |
| 4999444 |
Novel neutral mixed ligand platinum(II) and platinum(IV) complexes |
Mar. 12, 1991 |
| 4999443 |
Transition metal complexes |
Mar. 12, 1991 |
| 4999442 |
Organo-titanium compounds and surface treating agents |
Mar. 12, 1991 |
| 4999441 |
Tetrakis(dialkylamino)aromatics and their charge transfer complexes |
Mar. 12, 1991 |
| 4999440 |
Fungicidal hydroxyalkyl-triazolyl derivatives |
Mar. 12, 1991 |
| 4999439 |
Alkyl-substituted tetra- or hexahydrobenzopyran derivatives, organoleptic uses thereof and proce... |
Mar. 12, 1991 |
| 4999438 |
Process for the reduction of the polymer portion in the dimerization of ketene |
Mar. 12, 1991 |
| 4999437 |
Preparation of ascorbic acid 2-phosphate and of 5, 6-isopropylideneascorbic acid and potassium m... |
Mar. 12, 1991 |
| 4999436 |
Aryl-substituted thiophene 3-ols, derivatives and analogs useful as lipoxgenase inhibitors |
Mar. 12, 1991 |
| 4999435 |
N-alkyl-6,7-dihydroxy benzimidazolium salts |
Mar. 12, 1991 |
| 4999434 |
Process for low chloride 1,2,4-triazol-5-one |
Mar. 12, 1991 |
| 4999433 |
Process for the preparation of benzotriazole derivatives |
Mar. 12, 1991 |
| 4999432 |
Fluorination with hydrogen fluoride |
Mar. 12, 1991 |
| 4999431 |
Process for preparing quinoline aldehyde and ketone derivatives |
Mar. 12, 1991 |
| 4999430 |
Derivatives of 1,2,3,4-tetrahydro-9-acrisinamine |
Mar. 12, 1991 |
| 4999429 |
Process for the preparation of .alpha.,.alpha.,.beta.-1-trifluoro-1-olefinic derivatives |
Mar. 12, 1991 |
| 4999428 |
Process for preparing cyclopentyl purine derivatives |
Mar. 12, 1991 |
| 4999427 |
Process for the preparation of 2-alkylpyrimidines |
Mar. 12, 1991 |
| 4999426 |
Preparation of 4-azasaccharines |
Mar. 12, 1991 |
| 4999425 |
Cellulose aminomethanate by ion-exchange extraction |
Mar. 12, 1991 |
| 4999424 |
GAR transformylase inhibitor |
Mar. 12, 1991 |
| 4999423 |
Acylated anthocyanin and process for producing the same as well as pigment composition containin... |
Mar. 12, 1991 |
| 4999422 |
Continuous method of refolding proteins |
Mar. 12, 1991 |
| 4999421 |
HTLV-I anti-sense RNA and encoded proteins |
Mar. 12, 1991 |
| 4999420 |
Polymerization of cyclic aromatic oligomers with low temperature aprotic organic solvent |
Mar. 12, 1991 |
| 4999419 |
Polyimide resins from bis-imide, monomer having two methylene groups activated by adjacent carbo... |
Mar. 12, 1991 |
| 4999418 |
Polyesters colored with the residue of heat stable anthraquinone compounds |
Mar. 12, 1991 |
| 4999417 |
Biodegradable polymer compositions |
Mar. 12, 1991 |
| 4999416 |
Wholly aromatic polyesters |
Mar. 12, 1991 |
| 4999415 |
Aromatic polysulfone compounds and their manufacture |
Mar. 12, 1991 |
| 4999414 |
Process for the production of aromatic polyether ketones |
Mar. 12, 1991 |
| 4999413 |
Organosiloxane amine copolycondensates, method of their preparation and use (II) |
Mar. 12, 1991 |
| 4999412 |
Silicone-urethane copolymers |
Mar. 12, 1991 |
| 4999411 |
Preparation of organic polymers using organometallic capped monomers to produce metal free polym... |
Mar. 12, 1991 |
| 4999410 |
Acrylate ester ether derivatives |
Mar. 12, 1991 |
| 4999409 |
Diolefin polymer of copolymer and a process for the production of the same |
Mar. 12, 1991 |
| 4999408 |
Method of crosslinking resin with carboxyl polycarbonate |
Mar. 12, 1991 |
| 4999407 |
Hot-melt polyurethane adhesive compositions |
Mar. 12, 1991 |
| 4999406 |
Reactive polyvinyl chloride and polymer products made therefrom |
Mar. 12, 1991 |
| 4999405 |
Compositions of and a method for preparing high-temperature oil resistant elastomers from hydrog... |
Mar. 12, 1991 |
| 4999404 |
Monomer resin |
Mar. 12, 1991 |
| 4999403 |
Graft polymers of functionalized ethylene-alpha-olefin copolymer with polypropylene, methods of ... |
Mar. 12, 1991 |
| 4999402 |
Methacrylic acid ester resin composition |
Mar. 12, 1991 |
| 4999401 |
Linear addition polymer with hyperpolarizable side groups |
Mar. 12, 1991 |
| 4999400 |
Metal carboxylate derivatives for use in synthetic materials, emulsions and suspensions |
Mar. 12, 1991 |
| 4999399 |
Polymer compositions |
Mar. 12, 1991 |
| 4999398 |
Methods for making polydiorganosiloxane microemulsions |
Mar. 12, 1991 |
| 4999397 |
Metastable silane hydrolyzates and process for their preparation |
Mar. 12, 1991 |
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