Patents by Inventor Arthur Stevenson
Arthur Stevenson 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: 10283996Abstract: Packaging is disclosed. The packaging may include a charging element to charge an electronic device contained within the packaging. The charging may be performed by inductive charging. The packaging may include a magnet to position and retain an item within the packaging. The packaging may include protective surfaces formed of microfiber to help protect an item contained therein. The microfiber may be debossed around its periphery to minimize interruption between the microfiber and an underlying surface to which it is applied.Type: GrantFiled: August 25, 2015Date of Patent: May 7, 2019Assignee: Apple Inc.Inventors: Kevin Scott Fetterman, Jonathan Berk, Daniel David Hershey, Alissa Anderson, Margaret Madigan Burke, Jack Wanderman, Brett Evans Krasniewicz, Peter Coxeter, Benjamin Arthur Stevenson, Matthew Phillip Casebolt, Felix Chung Fan Lam, Robert Michael Merritt, Mark Toki Niiro
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Publication number: 20160064993Abstract: Packaging is disclosed. The packaging may include a charging element to charge an electronic device contained within the packaging. The charging may be performed by inductive charging. The packaging may include a magnet to position and retain an item within the packaging. The packaging may include protective surfaces formed of microfiber to help protect an item contained therein. The microfiber may be debossed around its periphery to minimize interruption between the microfiber and an underlying surface to which it is applied.Type: ApplicationFiled: August 25, 2015Publication date: March 3, 2016Inventors: Kevin Scott FETTERMAN, Jonathan BERK, Daniel David HERSHEY, Alissa ANDERSON, Margaret Madigan BURKE, Jack WANDERMAN, Brett Evans KRASNIEWICZ, Peter COXETER, Benjamin Arthur STEVENSON, Matthew Phillip CASEBOLT, Felix Chung Fan LAM, Robert Michael MERRITT, Mark Toki NIIRO
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Patent number: 6242598Abstract: A process for preparing 2-(2,4-dihydroxyphenyl)-4.6-diaryl-s-triazines in three steps starting with cyanuric chloride is described. Step 1 involves the nucleophilic (basic) displacement of one chlorine atom with a phenolic moiety. Step 2 involves a Friedel-Crafts reaction using a Lewis acid catalyst (preferably aluminum chloride) to replace the remaining two chlorine atoms with aryl groups such as xylyl. Finally, step 3 involves replacing the phenolic moiety with resorcinol using either a Lewis acid or protic acid catalyst or combinations thereof. Some additional processes only peripherally related to the three-step process outlined above are also described for the preparation of various s-triazine compounds. The s-triazines prepared are useful as UV absorbers for the stabilization of organic substrates against the adverse effects of actinic light.Type: GrantFiled: March 22, 2000Date of Patent: June 5, 2001Assignee: Ciba Specialty Chemicals CorporationInventors: Tyler Arthur Stevenson, Michael Ackerman, Pascal Hayoz, Roger Meuwly, John Francis Oswald, Christian Schregenberger
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Patent number: 5684070Abstract: Tris-aryl-s-triazines of formula VI ##STR1## which contain from one to three resorcinol derived moieties have UV spectra which are red-shifted to the near UV range and provide excellent stabilization to polymeric substrates against the deleterious effects of actinic light.Type: GrantFiled: July 15, 1996Date of Patent: November 4, 1997Assignee: Ciba Specialty Chemicals CorporationInventor: Tyler Arthur Stevenson
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Patent number: 5681955Abstract: Tris-aryl-s-triazines of formula VI ##STR1## which contain one or more resorcinol derived moieties have UV spectra which are red-shifted to the near UV range and provide excellent stabilization to polymeric substrates against the deleterious effects of actinic light.Type: GrantFiled: July 15, 1996Date of Patent: October 28, 1997Assignee: Ciba Specialty Chemicals CorporationInventor: Tyler Arthur Stevenson
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Patent number: 5675004Abstract: Tris-aryl-s-triazines of formula V ##STR1## which contain from one one to three resorcinol derived moieties with at least one of said moieties substituted in the 5-position with a group such as, for example, alkyl or phenylalkyl have UV spectra which are red-shifted to the near UV range and provide excellent stabilization to polymeric substrates against the deleterious effects of actinic light.Type: GrantFiled: June 2, 1995Date of Patent: October 7, 1997Assignee: Ciba-Geigy CorporationInventor: Tyler Arthur Stevenson
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Patent number: 5648488Abstract: Tris-aryl-s-triazines of formula V ##STR1## which contain from one one to three resorcinol derived moieties with at least one of said moieties substituted in the 5-position with a group such as, for example, alkyl or phenylalkyl have UV spectra which are red-shifted to the near UV range and provide excellent stabilization to polymeric substrates against the deleterious effects of actinic light.Type: GrantFiled: June 2, 1995Date of Patent: July 15, 1997Assignee: Ciba-Geigy CorporationInventor: Tyler Arthur Stevenson
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Patent number: 5254635Abstract: A dibenzylthiuram sulphid such as tetrabenzylthiuram disulphide is combined with a dihydrocarbyl xanthogen polysulphide and/or a xanthate to provide a composition which has good properties as an accelerator in rubber vulcanisation, without providing harmful nitrosatables.Type: GrantFiled: August 13, 1990Date of Patent: October 19, 1993Assignee: Robinson Brothers LimitedInventors: Arthur Stevenson, Ranvir S. Virdi
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Patent number: 4695609Abstract: A novel mixture comprises a dihydrocarbyl xanthogen polysulphide and a xanthate selected from metal hydrocarbylxanthates and dihydrocarbylxanthates. Such a mixture can be used to cure a vulcanizable rubber composition containing less than 0.4 parts by weight of nitrosatable materials per 100 parts by weight rubber; the use of toxic conventional nitrogen-containing accelerators such as amines can be avoided.Type: GrantFiled: October 22, 1985Date of Patent: September 22, 1987Assignee: Robinson Brothers LimitedInventor: Arthur Stevenson
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Patent number: 4053628Abstract: There is described a composition comprising a substantially clear, sterile aqueous solution containing as active ingredient a therapeutically useful proportion of 1,3-bis(2-carboxy-chromon-5-yloxy)-propan-2-ol, or a pharmaceutically acceptable (e.g. the di-sodium) salt thereof, or of 5,5'-[[5,5'-(2-hydroxytrimethylene)dioxy]bis[4-oxo-4H-1-benzopyran-2-yl]]t etrazole, or a pharmaceutically acceptable (e.g. the di-sodium) salt thereof. The composition is indicated for the treatment of conditions of the eye and the nose.Type: GrantFiled: April 15, 1976Date of Patent: October 11, 1977Assignee: Fisons LimitedInventors: Neil Arthur Stevenson, George Wardell
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Patent number: 3975536Abstract: There is described a composition comprising a substantially clear, sterile aqueous solution containing as active ingredient a therapeutically useful proportion of 1,3-bis(2-carboxy-chromon-5-yloxy)-propan-2-ol, or a pharmaceutically acceptable (e.g. the di-sodium) salt thereof, or 5,5'-[[5,5'-(2-hydroxytrimethylene)dioxy]bis[4-oxo-4H-1-benzopyran-2-yl]]t etrazole, or a pharmaceutically acceptable (e.g. the di-sodium) salt thereof. The composition is indicated for the treatment of conditions of the eye and the nose.Type: GrantFiled: May 17, 1974Date of Patent: August 17, 1976Assignee: Fisons LimitedInventors: Neil Arthur Stevenson, George Wardell
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Patent number: 3966601Abstract: A purification process for industrial effluent containing dissolved dithiocarbamate is described. Before discharging the effluent, it is mixed at pH 6 to 8 with a soluble heavy metal salt and heavy metal dithiocarbamate thereby precipitated and the precipitate is separated from the effluent. By the process poisoning of fish in water courses into which the effluents are discharged can be avoided as can malfunctioning of sewage treatment processes handling the effluents.Type: GrantFiled: October 11, 1973Date of Patent: June 29, 1976Assignee: Robinson Brothers Ltd.Inventors: Arthur Stevenson, Neil Harkness
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Patent number: D914517Type: GrantFiled: March 21, 2019Date of Patent: March 30, 2021Assignee: Apple Inc.Inventors: Ryan David, Hseh Tjun Tereave Lim, Benjamin Arthur Stevenson, Mark T. Uyeda
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Patent number: D918036Type: GrantFiled: September 12, 2018Date of Patent: May 4, 2021Assignee: Apple Inc.Inventors: Ryan David, Hseh Tjun Tereave Lim, Benjamin Arthur Stevenson, Mark T. Uyeda
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Patent number: D957932Type: GrantFiled: March 21, 2019Date of Patent: July 19, 2022Assignee: Apple Inc.Inventors: Ryan David, Benjamin Arthur Stevenson