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US 6,660,294 B2Granted
Poultry eggshell strengthening composition
AssigneeCalpis Co., Ltd.
InventorsKiyoshi Maruta, Hiroshi Miyazaki
Life of this patent
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Abstract
A poultry eggshell strengthening composition for enhancing eggshell thickness and external eggshell membrane thickness, containing a viable microorganism of the genus Bacillus as an active ingredient, optionally together with a carrier or diluent.
Claims13
A method for enhancing eggshell thickness and external eggshell membrane thickness, comprising:
- identifying poultry producing eggs in need of increased eggshell thickness or eggshell membrane thickness, and
- administering to said identified poultry an effective amount of a composition comprising viable B. subtilis strain C-3102 or a spontaneous mutant thereof that is capable of enhancing eggshell thickness or external eggshell membrane thickness.
A method for enhancing eggshell thickness and external eggshell membrane thickness, comprising:
- identifying poultry producing eggs in need of increased eggshell thickness or eggshell membrane thickness, and
- administering to said identified poultry in or after best egg-laying season an effective amount of a composition comprising viable B. subtilis strain C-3102 or spontaneous mutant thereof that is capable of enhancing eggshell thickness or external eggshell membrane thickness.
Dependencies are inferred from the claim text.