Norman C. Derby

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Bonham, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Gusseted bulk bag liner and method of manufacture
- Patent number 5,984,850
- Issue date Nov 16, 1999
- Super Sack Mfg. Corp.
- Norman C. Derby
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Gusseted bulk bag liner and method of manufacture
- Patent number 5,759,144
- Issue date Jun 2, 1998
- Super Sack Mfg. Corp.
- Norman C. Derby
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for manufacturing baffle liners
- Patent number 5,647,832
- Issue date Jul 15, 1997
- Super Sack Mfg. Corp.
- Craig Alan Nickell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Gusseted bulk bag liner and method of manufacture
- Patent number 5,618,254
- Issue date Apr 8, 1997
- Super Sack Mfg. Corp.
- Norman C. Derby
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for manufacturing a baffle liner
- Patent number 5,618,255
- Issue date Apr 8, 1997
- Super Sack Mfg. Corp.
- Craig A. Nickell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Vacuum fill system
- Patent number 5,531,252
- Issue date Jul 2, 1996
- B.A.G. Corporation
- Norwin C. Derby
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL