Compositions – Reductive bleachant – deoxidant – reductant – or generative – Deoxidant or oxygen scavenging
Reexamination Certificate
2006-10-24
2006-10-24
Lawrence, Frank M. (Department: 1724)
Compositions
Reductive bleachant, deoxidant, reductant, or generative
Deoxidant or oxygen scavenging
C252S400530, C502S406000
Reexamination Certificate
active
07125498
ABSTRACT:
An oxygen-absorbing composition including iron and a soluble tartrate. A method of absorbing oxygen from a closed environment including the steps of providing an oxygen-absorbing composition containing iron and a tartrate, injecting water into the composition, and placing the composition into the closed environment. An oxygen-absorbing packet containing iron and a tartrate. All of the foregoing-mentioned compositions preferably include an electrolyte. The tartrates may be selected from the group which may include sodium acid tartrate, potassium acid tartrate, potassium sodium tartrate tetrahydrate and sodium tartrate dihydrate, but are not limited thereto.
REFERENCES:
patent: 4265675 (1981-05-01), Tsao et al.
patent: 4421533 (1983-12-01), Nishino et al.
patent: 4588561 (1986-05-01), Aswell et al.
patent: 4652435 (1987-03-01), Natsuume et al.
patent: 4705876 (1987-11-01), Ivanov et al.
patent: 5750037 (1998-05-01), Bizot et al.
patent: 5928560 (1999-07-01), DelDuca et al.
patent: 6306201 (2001-10-01), Makino
patent: 6558571 (2003-05-01), Powers
patent: 6616861 (2003-09-01), Evans et al.
patent: 6667273 (2003-12-01), Cullen et al.
patent: 63-277058 (1988-11-01), None
Internet Document “Potassium tartrate”, Chemfinder.com, CambridgeSoft Corporation, 2004.
Harter Secrest & Emery LLP
Lawrence Frank M.
Multisorb Technologies, Inc.
Salai Esq. Stephen B.
Shaw Esq. Brian B.
LandOfFree
Oxygen-absorbing compositions and method does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Oxygen-absorbing compositions and method, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Oxygen-absorbing compositions and method will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3620583