Patents by Inventor Pierre LAVALLÉE
Pierre LAVALLÉE 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).
-
Publication number: 20240000107Abstract: The present disclosure relates to processes for recovering valuable products from Fabaceae family plant fractions, in particular from Medicago sativa ssp. The processes disclosed herein include processes for obtaining macrofibers, microfibers, a saponin precursor, chloroplast liquid and dry compositions and a Rubisco precursor. There is also disclosed herein processes for extracting from Fabaceae family plants valuable compounds such as proteins, enzymes, peptides, amino acids, fatty acids, fatty alcohols, terpenes, phenols and pigments. The processes may comprise at least one of separating plant fibers while attenuating shear forces, maintaining the temperature at or below 45° C., maintaining the pH above 4 and adding antioxidant and/or antimicrobial agents. Compositions comprising these recovered Fabaceae family plant products and uses thereof are also disclosed.Type: ApplicationFiled: October 21, 2021Publication date: January 4, 2024Applicant: VIRENTIA INNOVATION INC.Inventors: Pierre LAVALLÉE, Réjean DESGAGNÉS, Laurence CAMBRON-FORTIN, Louis-Philippe VÉZINA, Pierre TALBOT
-
Publication number: 20230413853Abstract: The present disclosure relates to processes for recovering valuable products from Fabaceae family plant fractions, in particular from Medicago sativa ssp. The processes disclosed herein include processes for obtaining macrofibers, microfibers, a saponin precursor, chloroplast liquid and dry compositions and a Rubisco precursor. There is also disclosed herein processes for extracting from Fabaceae family plants valuable compounds such as proteins, enzymes, peptides, amino acids, fatty acids, fatty alcohols, terpenes, phenols and pigments. The processes may comprise at least one of separating plant fibers while attenuating shear forces, maintaining the temperature at or below 45° C., maintaining the pH above 4 and adding antioxidant and/or antimicrobial agents. Compositions comprising these recovered Fabaceae family plant products and uses thereof are also disclosed.Type: ApplicationFiled: May 16, 2023Publication date: December 28, 2023Applicant: VIRENTIA INNOVATION INC.Inventors: Pierre LAVALLÉE, Réjean DESGAGNÉS, Laurence CAMBRON-FORTIN, Louis-Philippe VÉZINA, Pierre TALBOT
-
Patent number: 11672261Abstract: The present disclosure relates to processes for recovering valuable products from Fabaceae family plant fractions, in particular from Medicago sativa ssp. The processes disclosed herein include processes for obtaining macrofibers, microfibers, a saponin precursor, chloroplast liquid and dry compositions and a Rubisco precursor. There is also disclosed herein processes for extracting from Fabaceae family plants valuable compounds such as proteins, enzymes, peptides, amino acids, fatty acids, fatty alcohols, terpenes, phenols and pigments. The processes may comprise at least one of separating plant fibers while attenuating shear forces, maintaining the temperature at or below 45° C., maintaining the pH above 4 and adding antioxidant and/or antimicrobial agents. Compositions comprising these recovered Fabaceae family plant products and uses thereof are also disclosed.Type: GrantFiled: April 16, 2020Date of Patent: June 13, 2023Assignee: VIRENTIA INNOVATION INC.Inventors: Pierre Lavallée, Réjean Desgagnés, Laurence Cambron-Fortin, Louis-Philippe Vézina, Pierre Talbot
-
Publication number: 20220211073Abstract: The present disclosure relates to processes for recovering valuable products from Fabaceae family plant fractions, in particular from Medicago sativa ssp. The processes disclosed herein include processes for obtaining macrofibers, microfibers, a saponin precursor, chloroplast liquid and dry compositions and a Rubisco precursor. There is also disclosed herein processes for extracting from Fabaceae family plants valuable compounds such as proteins, enzymes, peptides, amino acids, fatty acids, fatty alcohols, terpenes, phenols and pigments. The processes may comprise at least one of separating plant fibers while attenuating shear forces, maintaining the temperature at or below 45° C., maintaining the pH above 4 and adding antioxidant and/or antimicrobial agents. Compositions comprising these recovered Fabaceae family plant products and uses thereof are also disclosed.Type: ApplicationFiled: April 16, 2020Publication date: July 7, 2022Applicant: VIRENTIA INNOVATION INC.Inventors: Pierre LAVALLÉE, Réjean DESGAGNÉS, Laurence CAMBRON-FORTIN, Louis-Philippe VÉZINA, Pierre TALBOT
-
Patent number: 9944610Abstract: The present disclosure relates to a novel active compound having the formula Ia: solid preparations, uses and methods for the treatment or prevention of respiratory diseases comprising said compound as well as process of preparation thereof.Type: GrantFiled: March 12, 2014Date of Patent: April 17, 2018Assignee: UNIVERSITÉ LAVALInventors: Evelyne Israel-Assayag, Pierre Lavallee, Yvon Cormier, Bildad Nyambura
-
Publication number: 20160046587Abstract: The present disclosure relates to a novel active compound having the formula Ia: solid preparations, uses and methods for the treatment or prevention of respiratory diseases comprising said compound as well as process of preparation thereof.Type: ApplicationFiled: March 12, 2014Publication date: February 18, 2016Applicant: Universite LavalInventors: Evelyne ISRAEL-ASSAYAG, Pierre LAVALLEE, Yvon CORMIER, Bildad NYAMBURA
-
Patent number: 6291640Abstract: A compound of formula (I) is disclosed: wherein X, z, W, Y, R1 through R5, m and n are as define herein. These compounds are peptidomimetic inhibitors of human cytomegalovirus (HCMV) protease and are useful for the treatment of human cytomegalovirus infection.Type: GrantFiled: October 19, 1998Date of Patent: September 18, 2001Assignee: Boehringer Ingelheim Ltd.Inventors: Murray D. Bailey, Gulrez Fazal, Pierre Lavallee, William Ogilvie, Marc-Andre Poupart
-
Patent number: 6215904Abstract: An image scanner apparatus scans a document and provides image data in digital form representing the scanned document. The compression apparatus detects characteristics of the image data and compresses the image data using parallel compressors, each employing a different encoding scheme. The apparatus then selects compressed image data encoded by one of the compressors in accordance with the detected characteristics and stores the selected data.Type: GrantFiled: November 30, 1994Date of Patent: April 10, 2001Assignee: Xerox CorporationInventor: Pierre A. Lavallee
-
Patent number: 5807870Abstract: Disclosed herein are compounds of formula 1 ##STR1## wherein X is a terminal group, for example, an aryloxycarbonyl, an alkanoyl or an optionally mono- or disubstituted carbamoyl; B is absent or an amino acid residue, for example, Val or Asn; R.sup.1 is hydrogen or a ring substituent, for example, fluoro or methyl; R.sup.2 is alkyl; and Y is a ring substituent, for example, phenoxy, 2-pyridinylmethoxy, phenylthio or 2-pyridinylthio. The compounds inhibit the activity of human immunodeficiency virus (HIV) protease and interfere with HIV induced cytopathogenic effects in human cells. These properties render the compounds useful for combating HIV infections.Type: GrantFiled: December 11, 1996Date of Patent: September 15, 1998Assignee: BioMega Boehringer Ingelheim Research Ltd.Inventors: Paul Cates Anderson, Fran.cedilla.ois Soucy, Christiane Yoakim, Pierre Lavallee, Pierre Louis Beaulieu
-
Patent number: 5700780Abstract: Disclosed herein are peptide derivatives of the formula X?--NR.sup.1 --CH(R.sup.2)--C(W.sup.1)!.sub.n --NH--CR.sup.3 (R.sup.4)--C(W.sup.2)--NR.sup.5 --CH?CH.sub.2 C(O)--Y!--C(W.sup.3)--NH--CR.sup.6 --?CR.sup.7 --(R.sup.8)--COOH!--C(W.sup.4)--NH--CR.sup.9 (R.sup.10)--Z wherein X is a terminal group, for example, alkanoyl or phenylalkanoyl radicals, R.sup.1 is hydrogen, alkyl or phenylalkyl, R.sup.2, R.sup.4 and R.sup.10 am selected from amino acid or derived amino acid residues, R.sup.3, R.sup.5, R.sup.6, R.sup.7, R.sup.8 and R.sup.9 are hydrogen or alkyl, or R.sup.7 and R.sup.8 are joined to form a cycloalkyl, W.sup.1, W.sup.2, W.sup.3 and W.sup.4 are oxo or thioxo, Y is, for example, an alkyl or a cycloalkyl, Z is a terminal group, for example, COOH or CH.sub.2 OH, and n is 0 or 1. The derivatives are useful for treating herpes infections.Type: GrantFiled: October 11, 1995Date of Patent: December 23, 1997Assignee: Boehringer Ingelheim (Canada), Ltd.Inventors: Pierre Louis Beaulieu, Robert Deziel, Pierre Lavallee
-
Patent number: 5693619Abstract: Disclosed herein is a method of using compounds of the formula:A-N(R.sup.1)C(O)CH.sub.2 CHR.sup.2 C(O)-Bwherein A is R.sup.3 R.sup.4 NC(O)CH.sub.2 when, for example, R.sup.3 is hydrogen or alkyl and R.sup.4 is hydrogen, alkyl or a substituted alkyl such as 2-(2-pyridinyl)ethyl, or R.sup.3 and R.sup.4 together with the nitrogen atom to which they are attached form a pyrrolidino, piperidino, morpholino or thiomorpholino; R.sup.1 is, for example, benzyl, alkyl or a substituted alkyl such as cyclohexylmethyl; R.sup.2 is, for example, alkyl, cycloalkylmethyl, 1H-imidazol-4-ylmethyl, 4-thiazolyl-methyl or (2-amino-4-thiazolyl)methyl; and B is a renin substrate transition state analog, for example, ?1(S)-(cyclohexylmethyl)-2(R),3(S)-dihydroxy-5-methylhexyl!amino for the treatment of congestive heart failure.Type: GrantFiled: February 1, 1996Date of Patent: December 2, 1997Assignee: Boehringer Ingelheim (Canada), Ltd.Inventors: Pierre LaVallee, Bruno Simoneau
-
Patent number: 5648337Abstract: Disclosed herein are pentapeptide derivatives of the formula (SEQ ID NO: 24) XNR.sup.1 --CH(R.sup.2)--C(O)--NH--CH(R.sup.3 --C(O)--NR.sup.4 --CH(CH.sub.2 Y)--CO--NH--CH[CR.sup.5 (R.sup.6)--COOH]--C(W)--NH--CH(R.sup.7)--Z wherein X is a terminal group, for example, alkanoyl or phenylalkanoyl radicals, R.sup.1 is alkyl or phenylalkyl, R.sup.2, R.sup.3 and R.sup.7 are selected from the side chains of amino acid or derived amino acid residues, R.sup.4, R.sup.5, and R.sup.6 are hydrogen or lower alkyl, W is oxo or thioxo, Y is carboxy, carbamyl or 5-1H-tetrazolyl and Z is carboxy or 5-1H-tetrazolyl. The derivatives are useful for treating herpes infections.Type: GrantFiled: July 13, 1993Date of Patent: July 15, 1997Assignee: Bio-Mega/Boehringer Ingelheim Research Inc.Inventors: Julian Adams, Pierre Louis Beaulieu, Pierre Lavallee, Raymond Plante, Sumanas Rakhit
-
Patent number: 5563201Abstract: Rheologically/water retentivity improved aqueous papercoating compositions comprise immixture, in water, of (i) a water-insoluble, non-alkali-swellable latex A of a film-forming polymer having a mean particle size .phi..sub.A ranging from 60 to 300 nm, (ii) a water-insoluble, alkali-swellable latex B of a polymer having a mean particle size .phi..sub.B ranging from 20 to 150 nm measured at a pH of from 2 to 4 and swelling at least 1.5 times in diameter in an alkaline medium, and (iii) an inorganic pigment C which comprises at least 40% by weight of CaCO.sub.3.Type: GrantFiled: August 18, 1994Date of Patent: October 8, 1996Assignee: Rhone-Poulenc ChimieInventors: Mathieu Joanicot, Jean-Pierre Lavallee, Roland Reeb
-
Patent number: 5354767Abstract: Disclosed herein are compounds of the formula:R.sup.1 CH.sub.2 CH(X)CH(Y)CH(Z)CHR.sup.2 C(O)NHCHR.sup.3 CH(OH)CH(OH)R.sup.4wherein R.sup.1 is a terminal unit, for example lower cycloalkyl or phenyl; R.sup.2 is, for example, an optionally substituted alkyl, cycloalkylmethyl, benzyl, 4-imidazolylmethyl, 2-thienylmethyl or 4-thiazolylmethyl; R.sup.3 is alkyl, cycloalkylmethyl or an optionally substituted benzyl; R.sup.4 is alkyl or cycloalkyl; and X and Y each is hydroxy and Z is hydrogen, or X and Z each is hydroxy and Y is hydrogen; with the provisos that (a) the carbon atom bearing R.sup.2 has the "R" configuration except when R.sup.2 is 2-thienylmethyl or 2-thiazolylmethyl, X and Y each is hydroxy and Z is hydrogen, then the carbon atom bearing R.sup.2 has the "S" configuration; (b) the carbon atoms bearing R.sup.3 and R.sup.4 each has the "S" configuration; and (c) the carbon atom located between the last-said two carbon atoms has the "R" configuration.Type: GrantFiled: December 10, 1992Date of Patent: October 11, 1994Assignee: Bio-Mega, Inc.Inventors: Paul C. Anderson, Gary W. Bantle, Grace L. Jung, Pierre Lavallee, Bruno Simoneau
-
Patent number: 5071835Abstract: Disclosed herein are peptides of the formulaY--R.sup.1 --R.sup.2 --R.sup.3 --R.sup.4 --R.sup.5 --R.sup.6 --Zwherein R.sup.1 to R.sup.5 are designated amino acid residues; R.sup.6 is Phe, homoPhe or an amino acid residue derived from 2-amino-3-cyclohexylpropionic acid, 2-amino-3-(4-(lower alkoxy)phenyl) propionic acid or 2-amino-3-(4-halophenyl)propionic acid; Y is Phe, desamino-Phe, (lower alkanoyl)-Phe, p-haloPhe, Tyr, desamino-Tyr or (lower alkanoyl)-Tyr, or Y is the decapeptide radical W--Val--R.sup.7 --Ser--R.sup.8 --R.sup.9 --Thr--Glu--R.sup.10 --Ser--Phe wherein W is hydrogen or lower alkanoyl and R.sup.7 to R.sup.10 are designated amino acids residues, or Y is a fragment of the decapeptide radical wherein from one to nine of the amino acid residues (i.e. Val to Ser) may be deleted serially from the amino terminus of the decapeptide radical; and Z is hydroxy, amino, lower alkylamino or di(lower alkyl)amino.Type: GrantFiled: February 1, 1990Date of Patent: December 10, 1991Assignee: Bio-Mega Inc.Inventors: Yvan Guindon, Pierre Lavallee, Sumanas Rakhit, Gregory P. Cosentino
-
Patent number: 4967233Abstract: In an input scanner provided with a document input, a sheet feeding path for transporting documents to a scanning station and to a document output; a scanning station having at least a first scanning element, normally fixed in position relative to the sheet feeding path, and supporting a full width array of photosensitive sensors with a coresponding optical arrangement for directing light from the document to the sensors, there is provided an arrangement for bringing the optical arrangement and sensors of the scanning element to a calibration sensing position for detection of a calibration target provided in a fixed position within the input scanner, while retaining the scanning element at a fixed position relative to the sheet feeding path.Type: GrantFiled: December 11, 1989Date of Patent: October 30, 1990Assignee: Xerox CorporationInventors: Wayne A. Buchar, Keith A. Nau, Pierre A. Lavallee
-
Patent number: 4737854Abstract: A linear image sensor array with a row of photodiodes and a transfer circuit for each photodiode, the circuit having a pair of transistors for two stage transfer of the image signal charge from the photodiode to the gate of one transistor of a two transistor source follower, a transistor for applying a bias charge to the photodiode, a multiplexing transistor for connecting the source follower output to an output line, a reset transistor for resetting the source follower, and clock signals for operating the transfer circuits in succession to serially output image signals to the output line.Type: GrantFiled: July 18, 1986Date of Patent: April 12, 1988Assignee: Xerox CorporationInventors: Jagdish C. Tandon, Pierre A. Lavallee
-
Patent number: 4492435Abstract: A full width opto-mechanical modulator comprised of a silicon chip have dual rows or arrays of flexible finger-like reflectors disposed thereon in staggered facing relationship to one another. The reflectors, the surface of which is highly reflective, bend in response to the application of a predetermined potential. The modulator is placed in the path of a beam of high intensity light, and potentials applied to selected reflectors in accordance with an image signal input cause the modulator to reflect light striking the individual reflectors in either an exposure path or against a beam stop.Type: GrantFiled: July 2, 1982Date of Patent: January 8, 1985Assignee: Xerox CorporationInventors: Martin E. Banton, Pierre A. Lavallee, Mehdi N. Araghi, Joseph J. Daniele, Kwok L. Yip
-
Patent number: 4355860Abstract: A raster scanner with laser for generating a scanning beam and compact, folded optical system for transmitting the beam to the object to be scanned. The optical system includes a first mirror for guiding the laser beam forward along a downwardly inclined slope to the modulator, a second mirror below the modulator for intercepting the beam from the modulator and folding the intercepted beam to guide the beam backwards along a horizontal plane to a third mirror which folds the beam and guides the beam forward along an upwardly inclined slope against the mirrored facets of a rotating polygon, the polygon scanning the beam through a preset scan arc and returning the beam via a focusing lens to the third mirror, the third mirror folding the scan beam and guiding the scan beam forward, and a fourth mirror for intercepting the scan beam and guiding the beam to the object to be scanned.Type: GrantFiled: September 29, 1980Date of Patent: October 26, 1982Assignee: Xerox CorporationInventors: Pierre A. Lavallee, Sidney W. Marshall, Ronald L. Antos
-
Patent number: 4330195Abstract: A multiple mode image processing apparatus and method. The apparatus, in a copy mode, processes copies xerographically. In a write mode, images derived from image signals are written on the apparatus photoreceptor by a raster scanner, and in a read mode, the raster scanner scans images developed on the photoreceptor to produce image signals representative thereof. A multiple speed drive is provided for the photoreceptor to move the photoreceptor at a high speed when processing copies xerographically and at a lower speed compatible with the data transmission rate for image signals when writing or reading images.Type: GrantFiled: February 19, 1980Date of Patent: May 18, 1982Assignee: Xerox CorporationInventor: Pierre A. Lavallee