Patents by Inventor Giovanni Pantini
Giovanni Pantini 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).
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Patent number: 8883892Abstract: The present invention relates, in one aspect, to an adduct of formula O-PF-A, in which O is an oil; PF is a perfluoropolyether phosphate (PFPE phosphate); A is at least one substance selected from: (X) a water-soluble polyhydroxylated substance and (Y) a water-insoluble inorganic substance and to topical applications thereof in particular in the cosmetic and pharmaceutical field.Type: GrantFiled: June 23, 2011Date of Patent: November 11, 2014Assignee: Giuliani S.p.A.Inventors: Giammaria Giuliani, Anna Benedusi, Giovanni Pantini, Antonio Mascolo, Sergio Baroni
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Publication number: 20130102712Abstract: The present invention relates, in one aspect, to an adduct of formula O-PF-A, in which O is an oil; PF is a perfluoropolyether phosphate (PFPE phosphate); A is at least one substance selected from: (X) a water-soluble polyhydroxylated substance and (Y) a water-insoluble inorganic substance and to topical applications thereof in particular in the cosmetic and pharmaceutical field.Type: ApplicationFiled: June 23, 2011Publication date: April 25, 2013Applicant: GIULIANI S.P.A.Inventors: Giammaria Giuliani, Anna Benedusi, Giovanni Pantini, Antonio Mascolo, Sergio Baroni
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Publication number: 20120093744Abstract: According to one aspect, the present invention relates to the use of a perfluoropolyether phosphate (PFPE phosphate), dissolved in water, for the preparation of oil-in-water emuisions (O/W) with high internal phase (HIPE). The internal phase (O) typically comprises at least 74% by volume of the emulsion and includes one or more OiIs1 which acquire, after a treatment with PFPE phosphate, some typical characteristics of high fluorine content compounds, in particular lipophobicity and homophobicity, combined with limited hydrophilicity.Type: ApplicationFiled: July 10, 2009Publication date: April 19, 2012Inventors: Giammaria Giuliani, Giovanni Pantini, Antonio Mascolo, Anna Benedusi
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Patent number: 7189408Abstract: Base compositions (premix) comprising the following components: A) a perfluoropolyether phosphate; B) a solvent; C) water.Type: GrantFiled: January 30, 2004Date of Patent: March 13, 2007Assignee: Solvay Solexis, S.p.A.Inventor: Giovanni Pantini
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Publication number: 20070053854Abstract: Use, for obtaining the cutaneous peeling of skin, of formulations comprising a component A) (per)fluoropolyether phosphate of general formula: Rf-[CF2CH2—O-L-P(O)(OZ1)(OZ2)]1??(I) wherein l, L, Z1, Z2, Rf are as defined in the application.Type: ApplicationFiled: September 7, 2006Publication date: March 8, 2007Inventor: Giovanni Pantini
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Publication number: 20050215650Abstract: Compositions in the form of multiple emulsions having a X/O/A structure, wherein X is a hydrophilic liquid immiscible with oil; O is an oily phase; A a water phase, comprising: A1) from 0.01% to 10% by weight of a bifunctional alkylamidic (per)fluoropolyether derivative having formula: R?—NH—C(O)—CF2O—Rf—CF2—C(O)—NH—R ??(I) wherein R and R?, equal or different, are a C13-C20 linear or branched alkyl chain; Rf represents a (per)fluoropolyether chain comprising repeating units selected from the following: a) —(C3F6O)—; b) —(CF2CF2O)—; c) —(CFL0O)—, wherein L0=—F, —CF3; d) —CF2(CF2)z?CF2O—, wherein z? is 1 or 2; e) —CH2CF2CF2O—; the number average molecular weight of Rf being from about 500 to about 5,000; B1) from 0.1% to 0.5% by weight of a copolymer, comprising monomers of acrylic type, swelling in water, characterized by the presence of acid groups and hydrophobic groups, having emulsifying activity after neutralization of the acid groups with bases; the pH of the composition being, at least, 5.Type: ApplicationFiled: March 24, 2005Publication date: September 29, 2005Inventor: Giovanni Pantini
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Publication number: 20040185026Abstract: Base compositions (premix) comprising the following components:Type: ApplicationFiled: January 30, 2004Publication date: September 23, 2004Applicant: Ausimont S.P.AInventor: Giovanni Pantini
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Patent number: 6699485Abstract: Base compositions (premix) comprising the following components: A) a perfluoropolyether phosphate; B) a solvent; C) water.Type: GrantFiled: August 2, 2000Date of Patent: March 2, 2004Assignee: Ausimont S.p.A.Inventor: Giovanni Pantini
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Patent number: 6541019Abstract: Use as preservative in formulations for topical use containing water of a component A): a (per)fluoropolyether phosphate of general formula: Rf—[CF2CH2—Q—L—P(O) (OZ1) (OZ2)]l (I) wherein l=1 or 2; L is a bivalent linking group; Z1 equal to or different from Z2 selected from H, alkaline or ammonium cation, di- or tri-alkanolammonium cation, di- or tri- or tetra-alkylammonium cation; Rf is a (per)fluoropolyether chain having number average molecular weight in the range from about 400 to about 1,800.Type: GrantFiled: April 9, 2001Date of Patent: April 1, 2003Assignee: Ausimont S.p.A.Inventor: Giovanni Pantini
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Publication number: 20010041693Abstract: Use as preservative in formulations for topical use containing water of a component A): a (per)fluoropolyether phosphate of general formula:Type: ApplicationFiled: April 9, 2001Publication date: November 15, 2001Applicant: Ausimont S.p.A.Inventor: Giovanni Pantini
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Patent number: 6080795Abstract: Foams based on the following components:a) a fluid emulsion comprising:a perfluoropolyether, as main protective agent,polar and non polar oils,an acrylic copolymer characterized by hydrophilic and hydrophobic groups, and activity of primary emulsifier after neutralization with alkales,an ionic surfactant (as foaming agent) waterb) a propellant.Type: GrantFiled: March 9, 1998Date of Patent: June 27, 2000Assignee: Ausimont S.p.A.Inventor: Giovanni Pantini
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Patent number: 5719194Abstract: Use of perfluoropolyethers with non reactive terminals or compositions thereof for the prevention and/or the treatment of topical vital infections, in particular of Herpes Simplex I and II and of Herpes Zoster.Type: GrantFiled: June 7, 1996Date of Patent: February 17, 1998Assignee: Ausimont S.p.A.Inventors: Morris A. Mann, Giovanni Pantini
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Patent number: 5562911Abstract: Stable diphase emulsions consisting of:a) perfluoropolyethers having perfluoroalkyl and groups;b) a conventional surfactant, dispersed inc) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.Type: GrantFiled: June 6, 1994Date of Patent: October 8, 1996Assignee: Ausimont SPAInventors: Fabio Brunetta, Giovanni Pantini
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Patent number: 5368847Abstract: The invention relates to stable emulsions of perfluoropolyethers having perfluoroalkyl end groups and of fat substances, consisting of:one or more perfluoropolyethers having perfluoroalkyl end groups: 1-50% by weight,one or more polyhydroxylated compounds selected from glycerol and polyalcohols other than glycerol and saccharides, containing at least three hydroxylic groups, said compounds being dissolved in water or in a hydrophilic solvent when they are solid: 10-95% by weight, including water and the hydrophilic solvent, if any,one or more fat substances having a melting temperature not higher than 100.degree. C.: 10-80% by weight,one or more emulsifiers: 0.1-10% by weight.These emulsions are utilized, in particular, in cosmetology and dermatology.Type: GrantFiled: December 18, 1991Date of Patent: November 29, 1994Assignee: Ausimont S.p.A.Inventors: Fabio Brunetta, Giovanni Pantini
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Patent number: 5354552Abstract: A process and composition for treating skin and hair that reduces the redistribution of sebum on the skin and hair of normal and seborrheic subjects and normalizes the redistribution of sebum on the skin and hair of asteatosic persons. The composition includes a polyfluoroether with perfluoroalkyl end groups in combination with at least one surfactant having an interface tension less than or equal to 15 dynes/cm with the polyfluoroether, at least one thickening agent, water and optionally a polyalcohol, foam booster, softener, dye, preservative, opacifier, or sequestering agent.Type: GrantFiled: January 29, 1993Date of Patent: October 11, 1994Assignee: Ausimont S.r.L.Inventors: Giovanni Pantini, Mario Visca
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Patent number: 5330681Abstract: Stable diphase emulsions consisting of:a) perfluoropolyethers having perfluoroalkyl end groups;b) a conventional surfactant, dispersed inc) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.Type: GrantFiled: September 29, 1992Date of Patent: July 19, 1994Assignee: Ausimont S.r.l.Inventors: Fabio Brunetta, Giovanni Pantini
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Patent number: 5183589Abstract: Stable diphase emulsions consisting of:a) perfluoropolyethers having perfluoroalkyl end groups;b) a conventional surfactant,dispersed inc) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.Type: GrantFiled: March 30, 1990Date of Patent: February 2, 1993Assignee: Ausimont S.r.l.Inventors: Fabio Brunetta, Giovanni Pantini
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Patent number: 5093023Abstract: The present invention illustrates a process for preparing cleansing emulsions for beauty treatment. A perfluoropolyether having perfluoroalkyl end groups and one or more substance(s) selected from among surfactants, oils, fats and polyalcohols having a low interface tension with the perfluoropolyether, wherein at least one from these substances is a surfactant, are used. The several components of the cleansing emulsions are mixed according to a particular sequence, and with particular modalities.Type: GrantFiled: September 22, 1989Date of Patent: March 3, 1992Assignee: Ausimont S.r.l.Inventors: Giovanni Pantini, Mario Visca
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Patent number: 4959171Abstract: Syndet soap cakes (soap bars) containing, besides the usual components, from 0.001 to 10% by weight of perfluoropolyethers having perfluoroalkyl end groups. Among the suitable perfluoropolyethers are those which contain one or more repeating perfluorooxyalkylene units selected from the group consisting of (CF.sub.2 --CF.sub.2 O), (CF.sub.2 O), (C.sub.3 F.sub.6 O), (CF.sub.2 O--CF.sub.2 --CF.sub.2 O), (CF.sub.2 --CF.sub.2 CF.sub.2 O), ##STR1## wherein the R.sub.f III groups, which may be equal to, or different from, one another, are a fluorine atom or a perfluoroalkyl group.Type: GrantFiled: August 22, 1989Date of Patent: September 25, 1990Assignee: Ausimont S.r.l.Inventors: Giovanni Pantini, Susanna Savonelli
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Patent number: 4803067Abstract: Compositions for cosmetics and dermatology comprising a perfluoropolyether liquid dispersed in an oil/water or water/oil emulsion, or in a solid phase suited to form a gel, suspended in an organic liquid phase.Type: GrantFiled: March 26, 1986Date of Patent: February 7, 1989Assignee: Ausimont S.p.A.Inventors: Fabio Brunetta, Stefano Bader, Giovanni Pantini