Patents by Inventor Silvano Casadio

Silvano Casadio has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5019579
    Abstract: The object of the invention is a pharmaceutically acceptable composition suitable to achieve a systemic therapeutical response due to its antitussis action in warm-blooded animals, characterized in that it contains, per dosage unit: (I) an amount therapeutically efficacious by systemic way due to the antitussis action of salified dextrorphan, and (II) a pharmaceutically non-toxic excipient acceptable for intranasal administering.
    Type: Grant
    Filed: December 7, 1989
    Date of Patent: May 28, 1991
    Assignee: Prodotti Formeti S.R.L.
    Inventors: Piero Del Soldato, Silvano Casadio
  • Patent number: 4774325
    Abstract: New 8-substituted nucleoside and purine derivatives of the general formula: ##STR1## wherein R represents an amino group or an hydroxy group possibly in the corresponding keto tautomeric form, R.sub.1 is hydrogen or an amino group, R.sub.2 is hydrogen or a .beta.-D-ribofuranosyl radical wherein the primary hydroxy group and/or the two secondary hydroxy groups may be derivatized, R.sub.3 is an optionally substituted aryl or monocyclic heteroaryl radical and, X is --O-- or --S--. The new compounds have antihyperlipaemic activity.
    Type: Grant
    Filed: September 16, 1985
    Date of Patent: September 27, 1988
    Assignee: Pierrel Spa
    Inventors: Silvano Casadio, Duccio Favara, Amedeo Omodei-Sale, Ezio Panto
  • Patent number: 4550115
    Abstract: Novel 3-methylflavone-8-carboxylates having the structural formula (I): ##STR1## wherein Z is N-methylpiperidinyl, tropinyl or quinuclidinyl, or a group having the structural formula (II): ##STR2## in which n is 0 or 1, R is hydrogen or alkyl having from 1 to 4 carbon atoms, or phenyl, R.sub.1 is hydrogen or alkyl having from 1 to 4 carbon atoms, R.sub.2 is hydrogen or hydroxy, and further wherein R, R.sub.1 and R.sub.2 may together form, with the carbon atoms from which they depend, a cycloalkyl ring having from 4 to 6 carbon atoms, and R.sub.3 is hydrogen or alkyl having from 1 to 4 carbon atoms, with the proviso that R, R.sub.1, R.sub.2 and R.sub.3 cannot at the same time all be hydrogen, and the pharmaceutically acceptable salts thereof, are effective smooth muscle relaxants, calcium blockers, anaesthetics and anti-inflammatories.
    Type: Grant
    Filed: July 12, 1982
    Date of Patent: October 29, 1985
    Assignee: Recordati S.A., Chemical & Pharmaceutical Company
    Inventors: Dante Nardi, Alberto Tajana, Renzo Pennini, Pietro Cazzulani, Gabriele Graziani, Silvano Casadio
  • Patent number: 4507308
    Abstract: The novel anthranilic acid derivatives having the structural formula (I): ##STR1## wherein n is 0, 1 or 2, one of R.sub.1 and R.sub.2 is chloro or trifluoromethyl and the other is hydrogen, and R is 2-oxo-3-oxolanyl or 2-oxo-3-oxazolidinyl, are effective analgesics and anti-inflammatories.
    Type: Grant
    Filed: September 28, 1982
    Date of Patent: March 26, 1985
    Assignee: Recordati S.A.
    Inventors: Dante Nardi, Gianni Motta, Rodolfo Testa, Gabriele Graziani, Silvano Casadio
  • Patent number: 4495199
    Abstract: A new dioxolanic amine is disclosed, with pharmacological activity of the following structural formula I: ##STR1## as well as its pharmaceutically acceptable salts, possessing intense vasodilatory, anti-angina and anti-arrhythmic activity, accompanied by a low toxicity; its method of preparation; pharmaceutical compositions containing the said compounds; and the treatment and prevention various pathological conditions with the use of said compositions. Also disclosed are new dioxolanic compound of the following structural formula II: ##STR2## which is an intermediate compound in the preparation of the formula I compound; and its method of preparation.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: January 22, 1985
    Inventors: Jose Miguel B. Ribalta, Leonida Bruseghini, Silvano Casadio, Jorge P. Iniesta
  • Patent number: 4246271
    Abstract: The present invention relates to new derivatives of 4-phenyl-2-thiazolyl oxamates having the formula: ##STR1## in which: X represents hydrogen, halogen, lower-alkyl, or lower-alkoxy.R is lower-alkyl or phenyllower-alkyl, e.g., benzyl.These compounds, which have inhibiting properties on the passive cutaneous anaphylactic reaction, are useful in the treatment of asthma. Pharmaceutical compositions thereof and method of treating therewith.
    Type: Grant
    Filed: June 14, 1979
    Date of Patent: January 20, 1981
    Inventors: Henri Cousse, Gilbert Mouzin, Jean-Pierre Tarayre, Silvano Casadio
  • Patent number: 4243679
    Abstract: S-(3-methyl-2-butenyl)cysteine ##STR1## or a pharmaceutically acceptable salt thereof. The compound is an expectorant and can be applied in the form of capsules or dragees, solutions, syrups or suppositories.
    Type: Grant
    Filed: April 19, 1979
    Date of Patent: January 6, 1981
    Inventors: Jorge D. Adsara, Silvano Casadio, Jose M. B. Ribalta, Leonida Bruseghini
  • Patent number: 4225610
    Abstract: The present invention concerns new derivatives of 4-phenyl 2-amino thiazole of the formula ##STR1## in which X represents a hydrogen atom, a halogen, a lower alkyl or an alkoxy,R is a hydrogen, a haloalkoxy, a substituted or unsubstituted aryl, a pyridyl, an aryloxy or a carboxy alkyl, having immunomodulating properties, useful in the treatment of rheumatoid arthritis and other ailments requiring immunotherapy.
    Type: Grant
    Filed: October 19, 1978
    Date of Patent: September 30, 1980
    Assignee: Pierre Fabre, S.A.
    Inventors: Jean-Pierre Tarayre, Henri Cousse, Gilbert Mouzin, Henri Lauressergues, Silvano Casadio
  • Patent number: 4192883
    Abstract: New chemical compounds, which are pyrrolidinoethylamine amides, in the form of free bases and salts thereof, which are useful as antitussives, pharmaceutical compositions thereof, and method of treating therewith.In the form of their salts, the compounds have the formula: ##STR1## wherein ##STR2## is an acyl radical of a phenylacetic,.alpha.-phenyl-.alpha.-ethylacetic, diphenylacetic, benzilic, .alpha.-lower-alkoxy-.alpha.,.alpha.-diphenylacetic, 10-phenothiazinecarboxylic, benzoic, halobenzoic, 3-coumarincarboxylic, 9-xanthenecarboxylic, salicylic, cresotic, halocresotic, lower-alkoxybenzoic, phenoxyacetic, phenoxyisobutyric, halophenoxyisobutyric, cinnamic, or 9-fluorene carboxylic acid, and wherein R'H represents an inorganic or organic acid, and wherein R may be, for example, a substituted aromatic ring of the formula: ##STR3## wherein R.sub.1 and R.sub.2 may independently be lower-alkyl, lower-alkoxy, hydrogen, lower-alkenyloxy, or lower-alkynyloxy, and X may be hydrogen or halogen.
    Type: Grant
    Filed: August 7, 1978
    Date of Patent: March 11, 1980
    Assignee: Pierre Fabre, S.A.
    Inventors: Henri Cousse, Bernard Bonnaud, Jean-Pierre Tarayre, Silvano Casadio
  • Patent number: 4122199
    Abstract: New chemical compounds, which are pyrrolidinoethylamine amides, in the form of free bases and salts thereof, which are useful as antitussives, pharmaceutical compositions thereof, and method of treating therewith.In the form of their salts, the compounds have the formula: ##STR1## wherein ##STR2## is an acyl radical of a phenylacetic, 60 -phenyl-.alpha.-(1 to 5 C atoms) acetic, (1 to 5 C atoms) diphenylacetic, benzilic, diphenyl-.alpha.-chloroacetic, .alpha.-lower-alkoxy-.alpha.,.alpha.-diphenylacetic, 3-coumarincarboxylic, 9-xanthenecarboxylic, phenoxyacetic, phenoxyisobutyric, halophenoxyisobutyric, or 9-flourene carboxylic acid, and wherein R'H represents an inorganic or organic acid.Medicaments containing these active principles may be used, inter alia, in the treatment of coughs and respiratory complaints.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: October 24, 1978
    Assignee: Pierre Fabre S.A.
    Inventors: Henri Cousse, Bernard Bonnaud, Jean-Pierre Tarayre, Silvano Casadio
  • Patent number: 3952108
    Abstract: The specification describes quaternary bromides of scopolamine in which the substituent on the nitrogen atom has the formula --(CH.sub.2).sub.n -R in which R represents a cycloalkyl group containing up to six carbon atoms, an alkyl-substituted cycloalkyl group containing up to six carbon atoms or an epoxyethyl group and n is 1 or 2. Such compounds have valuable spasmolytic and anti-ulcer properties and pharmaceutical preparations containing them are also described.
    Type: Grant
    Filed: July 22, 1974
    Date of Patent: April 20, 1976
    Assignee: Istituto de Angeli S.p.A.
    Inventors: Silvano Casadio, Arturo Donetti