Mary K. Cash

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Wellford, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Bag having an improved heat seal closure and associated methods
- Patent number 7,544,403
- Issue date Jun 9, 2009
- Exopack, LLC
- Mark Hartzell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Enhanced slider zipper multiwall bag and associated methods
- Patent number 7,090,904
- Issue date Aug 15, 2006
- Exopack, LLC
- Mark Hartzell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Multiwall bag with zipper and fin
- Patent number 6,979,482
- Issue date Dec 27, 2005
- Exopack-Technology, LLC
- Mark Hartzell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Bag having an improved heat seal closure and associated methods
- Publication number 20060073292
- Publication date Apr 6, 2006
- Exopack-Technology, LLC
- Mark Hartzell
- B32 - LAYERED PRODUCTS
Information Patent Application
Enhanced slider zipper multiwall bag and associated methods
- Publication number 20040228547
- Publication date Nov 18, 2004
- Mark Hartzell
- B32 - LAYERED PRODUCTS
Information Patent Application
Multiwall bag having slider zipper and fin combination and associat...
- Publication number 20040091648
- Publication date May 13, 2004
- Mark Hartzell
- B32 - LAYERED PRODUCTS