FERROFLUIDICS CORPORATION

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BOSTON, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ferrofluid centrifugal seal
- Patent number 4,200,296
- Issue date Apr 29, 1980
- Ferrofluidics Corporation
- Philip Stahl
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dynamic lip seal using ferrofluids as sealant/lubricant
- Patent number 4,171,818
- Issue date Oct 23, 1979
- Ferrofluidics Corporation
- Ronald Moskowitz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Inertia damper using ferrofluid
- Patent number 4,123,675
- Issue date Oct 31, 1978
- Ferrofluidics Corporation
- Ronald Moskowitz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Magnetic ball bearing assembly using ferrolubricants
- Patent number 3,977,739
- Issue date Aug 31, 1976
- Ferrofluidics Corporation
- Ronald Moskowitz
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73210378 - FERROFLUIDIC
- Serial number 73210378
- Registration number 1157003
- Filing date Apr 5, 1979
- Ferrofluidics Corporation
- 7 - Machines and machine tools
Information Trademark
72423467 - FERROMETIC
- Serial number 72423467
- Registration number 975934
- Filing date May 5, 1972
- FERROFLUIDICS CORPORATION
- 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
Information Trademark
72390729 - F
- Serial number 72390729
- Registration number 936405
- Filing date Apr 23, 1971
- FERROFLUIDICS CORPORATION
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry