ROBERT T. MADDOCK

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IONIA, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for high-speed heating and cooling of a polymer
- Patent number 6,544,382
- Issue date Apr 8, 2003
- Pactiv Corporation
- William P. Belias
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Folded thermoplastic bag structure
- Patent number 6,196,717
- Issue date Mar 6, 2001
- Pactiv Corporation
- William P. Belias
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Easy to open handle bag and method of making the same
- Patent number 6,059,707
- Issue date May 9, 2000
- Tenneco Packaging Inc.
- William P. Belias
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR HIGH-SPEED HEATING AND COOLING OF A POLYMER
- Publication number 20020144778
- Publication date Oct 10, 2002
- WILLIAM P. BELIAS
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL