William C. Polacek

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Johnstown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Flat panel above-ground storage tank
- Patent number 11,235,923
- Issue date Feb 1, 2022
- JWF Industries, Inc.
- William C. Polacek
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
Vertical fluid storage tank with connecting ports
- Patent number 11,091,317
- Issue date Aug 17, 2021
- JWF Industries, Inc.
- William C. Polacek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Portable vertical fluid storage tank
- Patent number 10,494,170
- Issue date Dec 3, 2019
- JWF INDUSTRIES
- William C. Polacek
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Portable vertical fluid storage tank
- Patent number 10,202,236
- Issue date Feb 12, 2019
- JWF INDUSTRIES
- William C. Polacek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Vertical fluid storage tank
- Patent number D819778
- Issue date Jun 5, 2018
- JWF INDUSTRIES
- William C. Polacek
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
Flat Panel Above-Ground Storage Tank
- Publication number 20210016962
- Publication date Jan 21, 2021
- JWF Industries, Inc.
- William C. Polacek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Portable Vertical Fluid Storage Tank
- Publication number 20190168957
- Publication date Jun 6, 2019
- JWF Industries
- William C. Polacek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Vertical Fluid Storage Tank with Connecting Ports
- Publication number 20180290826
- Publication date Oct 11, 2018
- JWF Industries
- William C. Polacek
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL