Harshaw/Filtrol Partnership

Organization

Solon, OH, US

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Process of producing colloidal zirconia sols and powders using an i...
- Patent number 5,004,711
- Issue date Apr 2, 1991
- Harshaw/Filtrol Partnership
- Raymond J. Grodek
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Hydrotreating catalyst
- Patent number 4,900,711
- Issue date Feb 13, 1990
- Harshaw/Filtrol Partnership
- Eugene Nebesh
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Extrusion of macrocrystal scientillation phosphors
- Patent number 4,839,090
- Issue date Jun 13, 1989
- Harshaw/Filtrol
- King H. Rosette
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pulser stabilized radiation detector
- Patent number 4,772,792
- Issue date Sep 20, 1988
- Harshaw/Filtrol Partnership
- Bradley K. Utts
- G01 - MEASURING TESTING
Information Patent Grant
TLD card reader
- Patent number 4,727,253
- Issue date Feb 23, 1988
- Harshaw/Filtrol Partnership
- William Bruml
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Means for detecting and adjusting metal salt concentration in an el...
- Patent number 4,699,081
- Issue date Oct 13, 1987
- Harshaw/Filtrol Partnership
- Howard S. Mack
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Automated thermoluminescence dosimetry system
- Patent number D291286
- Issue date Aug 11, 1987
- Harshaw/Filtrol Partnership
- Erwin F. Shrader
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Method and apparatus for forming a hermetic seal between glass and...
- Patent number 4,676,817
- Issue date Jun 30, 1987
- Harshaw/Filtrol Partnership
- Ramesh C. Tailor
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Radiation detection and acquisition system
- Patent number 4,677,300
- Issue date Jun 30, 1987
- Harshaw/Filtrol Partnership
- Riad A. Tawil
- G01 - MEASURING TESTING
Information Patent Grant
Extruded copper chromite-alumina hydrogenation catalyst
- Patent number 4,666,879
- Issue date May 19, 1987
- Harshaw/Filtrol Partnership
- Donald G. Kelly
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Inorganic scintillator crystal having a highly reflective surface
- Patent number 4,658,141
- Issue date Apr 14, 1987
- Harshaw/Filtrol Partnership
- Michael C. Wilt
- G01 - MEASURING TESTING
Information Patent Grant
Scintillator crystal having a highly reflective surface
- Patent number 4,631,409
- Issue date Dec 23, 1986
- Harshaw/Filtrol
- Frank M. Sparacia
- G01 - MEASURING TESTING
Information Patent Grant
Pigment consisting of a mixture of chromium oxide and iron oxide us...
- Patent number 4,624,710
- Issue date Nov 25, 1986
- Harshaw/Filtrol Partnership
- Zoltan M. Modly
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Sodium iodide, light pipe
- Patent number 4,586,785
- Issue date May 6, 1986
- Harshaw/Filtrol Partnership
- Carl F. Swinehart
- C30 - CRYSTAL GROWTH
Information Patent Grant
Formable light reflective compositions
- Patent number 4,533,489
- Issue date Aug 6, 1985
- Harshaw/Filtrol Partnership
- Bradley K. Utts
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hot press-forging of an optical body with dynamic constraint by cry...
- Patent number 4,522,865
- Issue date Jun 11, 1985
- Harshaw/Filtrol Partnership
- Herbert Packer
- C30 - CRYSTAL GROWTH
Information Patent Grant
Ethylene quenched multi-cathode Geiger-Mueller tube with sleeve-and...
- Patent number 4,501,988
- Issue date Feb 26, 1985
- Harshaw/Filtrol Partnership
- Nicholas M. Mitrofanov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Metal finishing barrel having a sliding closure
- Patent number 4,467,940
- Issue date Aug 28, 1984
- Harshaw/Filtrol Partnership
- Frank Little
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Light pipe, laser window and charge stock therefor
- Patent number 4,449,780
- Issue date May 22, 1984
- Harshaw/Filtrol Partnership
- Carl F. Swinehart
- C30 - CRYSTAL GROWTH

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Trademarklast 30 trademarks

Information Trademark
73719143 - THERMOBRITE
- Serial number 73719143
- Filing date Mar 28, 1988
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73707317 - ALKA-STAR
- Serial number 73707317
- Registration number 1500930
- Filing date Jan 25, 1988
- HARSHAW/FILTROL
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73678114 - MULTITRON
- Serial number 73678114
- Registration number 1481245
- Filing date Aug 13, 1987
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73661141 - NYSOSEL
- Serial number 73661141
- Registration number 1498190
- Filing date May 15, 1987
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73661142 - NYSOFACT
- Serial number 73661142
- Registration number 1499117
- Filing date May 15, 1987
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73646740 - DRYGUARD
- Serial number 73646740
- Registration number 1479217
- Filing date Feb 26, 1987
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73646741
- Serial number 73646741
- Registration number 1470296
- Filing date Feb 26, 1987
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73588010 - FLUOPURE
- Serial number 73588010
- Registration number 1417089
- Filing date Mar 14, 1986
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73519729 - ELECTROPURE
- Serial number 73519729
- Registration number 1379894
- Filing date Jan 28, 1985
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73498378 - ELECTROPURE
- Serial number 73498378
- Filing date Sep 7, 1984
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73491286 - SOLDERFLO
- Serial number 73491286
- Registration number 1374415
- Filing date Jul 23, 1984
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73491287 - HOT TRACER
- Serial number 73491287
- Registration number 1404493
- Filing date Jul 23, 1984
- HARSHAW/FILTROL PARTNERSHIP
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73468840 - CUPREX
- Serial number 73468840
- Filing date Mar 5, 1984
- HARSHAW/FILTROL PARTNERSHIP
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
73388313 - DISCO
- Serial number 73388313
- Registration number 1354998
- Filing date Sep 23, 1982
- Harshaw Chemical Company, The
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Harshaw/Filtrol Partnership

Organization

Patents Grantslast 30 patents

Process of producing colloidal zirconia sols and powders using an i...

Hydrotreating catalyst

Extrusion of macrocrystal scientillation phosphors

Pulser stabilized radiation detector

TLD card reader

Means for detecting and adjusting metal salt concentration in an el...

Automated thermoluminescence dosimetry system

Method and apparatus for forming a hermetic seal between glass and...

Radiation detection and acquisition system

Extruded copper chromite-alumina hydrogenation catalyst

Inorganic scintillator crystal having a highly reflective surface

Scintillator crystal having a highly reflective surface

Pigment consisting of a mixture of chromium oxide and iron oxide us...

Sodium iodide, light pipe

Formable light reflective compositions

Hot press-forging of an optical body with dynamic constraint by cry...

Ethylene quenched multi-cathode Geiger-Mueller tube with sleeve-and...

Metal finishing barrel having a sliding closure

Light pipe, laser window and charge stock therefor

Trademarklast 30 trademarks

73719143 - THERMOBRITE

73707317 - ALKA-STAR

73678114 - MULTITRON

73661141 - NYSOSEL

73661142 - NYSOFACT

73646740 - DRYGUARD

73646741

73588010 - FLUOPURE

73519729 - ELECTROPURE

73498378 - ELECTROPURE

73491286 - SOLDERFLO

73491287 - HOT TRACER

73468840 - CUPREX

73388313 - DISCO