Inventor
Thomas Link Guggenheim
Inventor
Mt. Vernon, IN, US
Overview
Patents· 65 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds42%
C07CAcyclic or carbocyclic compounds16%
C07DHeterocyclic compounds11%
C08LCompositions of macromolecular compounds8%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
Y10TTechnical subjects covered by former us classification3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
C01BNon-metallic elements2%
A01GHorticulture1%
PatentTitleYear
11,130,843Methods of manufacture of polyetherimides202110,995,180Polyetherimide compositions, methods of manufacture, and articles prepared therefrom202110,829,594Method of making polyetherimide202010,793,675Method of making polyetherimide202010,752,603Purification of oxydiphthalic anhydrides202010,584,210Polyetherimide with improved color, and methods of manufacture thereof202010,526,449Process to make low color polyetherimide by halo-displacement and low color polyetherimide202010,457,778Methods of manufacture of polyetherimides201910,435,511Polyetherimide of improved color and process of preparing201910,240,003Poly(aryl ether sulfone) composition and method of making20199,414,547'Methods to grow, deliver, and plant young trees in a removable tubular container'20169,193,829'Polyetherimides, methods of manufacture, and articles formed therefrom'20159,181,396'Polyetherimides, methods of manufacture, and articles formed therefrom'20159,127,127'Polyetherimide compositions, methods of manufacture, and articles formed therefrom'20159,040,651'Poly(aryl ether sulfone) composition, and method of making'20158,729,214'Mixtures resulting from methods for purification of polyether polymers'20148,592,548'Method to prepare bis(haloimides)'20138,524,854'Chloro-substituted polyetherimides having improved relative thermal index'20138,372,941'Method for purification of polyether polymers and mixtures resulting therefrom'20138,080,671'Production of low color polyetherimides'20117,902,407'Method for preparation of salts of hydroxy-substituted aromatic compounds'20117,842,188'Method for removal of guanidine compound from aqueous media'20107,772,435'Method of forming a dry quaternary ammonium salt mixture'20107,714,095'Phase transfer catalyzed method for preparation of polyetherimides'20107,528,273'Aqueous catalytic process for the preparation of thiocarboxylate silane'20097,481,959'Method for controlling haze in an article comprising a polymer composition'20097,153,394'System to isolate dianhydrides'20067,125,954'Method for producing polyether polymers'20067,115,785'Method for making salts hydroxy-substituted hydrocarbons'20066,881,815'Method for the preparation poly(etherimide)s'20056,710,187'Process to isolate dianhydrides'20046,590,108'Methods for the preparation of dianhydrides'20036,576,770'Preparation of substituted phthalic anhydrides and substituted phthalimides'20036,570,038'Aqueous hexasubstituted guanidinium chlorides and methods for their preparation and use'20036,528,663'Methods for the preparation of 4-chlorophthalic anhydride'20036,498,224'Methods for the preparation poly(etherimide)s'20026,251,354'Process for recovering sodium nitrite'20016,235,934'Aqueous hexasubstituted guanidinium chlorides and methods for their preparation and use'20016,028,203'Phase transfer catalyzed method for prepared oxybisphthalic compounds'20006,008,374'Process for preparing bis (ether anhydrides) using alkylamine derived bisimides having low melting temperatures'19995,969,086'Quaternary bisphenolates, methods for their preparation, and uses thereof'19995,936,099'Process for preparing BIS(ether anhydrides) using alkylamine derived bisimides having low melting temperature'19995,872,294'Aqueous hexasubstituted guanidinium chlorides and methods for their preparation and use'19995,851,837'Method for determination of salt stoichiometry'19985,756,843'Quaternary bisphenolates, methods for their preparation, and uses thereof'19985,719,295'Process for preparing bis(ether anhydrides) using alkylamine derived bisimides having low melting temperatures'19985,589,037'Method for removing tetranitromethane from nitric acid'19965,536,846'Process for preparing bis(ether anhydrides) using alkylamine derived bisimides having low melting temperatures'1996RE034431'Macrocyclic oligomers containing spiro(bis)indane moieties'19935,243,009'Hydroxyarylestersiloxanes'19935,006,637'Method for preparing copolyestercarbonates from cyclic oligomers'19914,980,453'Macrocyclic oligomers containing spiro(bis)indane moietes'19904,950,727'Spiro(bis)indane polyamide and polyimide copolysiloxanes and method of preparation'19904,945,147'Aromatic polyester-siloxane block copolymers and method for making'19904,945,148'Silicone-polycarbonate block copolymers'19904,927,904'Method for preparing cyclic polyarylate oligomers'19904,880,899'Cyclic polyphenylene ether-polycarbonate oligomers'19894,868,279'Spiro(bis) indane copolyamide and preparation thereof'19894,837,298'Cyclic imides from spirobiindane diamines and methods of preparation'19894,814,496'Spiro(bis)indane bis(carboxyphenyl ethers) and derivatives thereof'19894,808,754'Spirobiindane bis-aminophenoxy ethers'19894,789,725'Phenylene ether-carbonate copolymer containing spiroindane group'19884,757,150'Polyetherimide bisphenol compositions'19884,714,780'Method for making tetrahydroxydiphenylsulfide and product obtained therefrom'19874,696,998'Cyclic heterocarbonates and methods for their preparation and use'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2006Patents assigned to GEN ELECTRIC (38)· patent assignee history
1987–1993Based in Scotia, NY, US· patent location history
1987Based in Glenville, NY, US· patent location history
1996–2021Based in Mt. Vernon, IN, US· patent location history
2009–2015Patents assigned to SABIC INNOVATIVE PLASTICS IP (12)· patent assignee history
2011–2016Patents assigned to ODLE ROY RAY (5)· patent assignee history
2013–2016Patents assigned to GUGGENHEIM THOMAS LINK (5)· patent assignee history
2015–2021Patents assigned to SABIC GLOBAL TECHNOLOGIES BV (14)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 38 | 1987–2006 |
| SABIC GLOBAL TECHNOLOGIES BV | 14 | 2015–2021 |
| SABIC INNOVATIVE PLASTICS IP | 12 | 2009–2015 |
| GUGGENHEIM THOMAS LINKself | 5 | 2013–2016 |
| ODLE ROY RAY | 5 | 2011–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mt. Vernon, IN, US | 47 | 1996–2021 |
| Scotia, New York, US | 16 | 1987–1993 |
| Glenville, New York, US | 1 | 1987 |