Exsanguination occur. However, the animal's inverted position allows blood to flow more precipitously and thus makes an animal regaining consciousness before it is fully exsanguinated highly unlikely. In any case, animal welfare advisory councils clearly emphasize that the time from incapacitation to start of exsanguination should be prompt; recommending a time under 15 seconds. Beyond the initial cost of purchasing a captive bolt, continued usage of the method is very inexpensive. The animal is incapacitated for the duration of the procedure, so it is one of the safest methods for the slaughterer. Slaughter by exsanguination is mandated by Judaic kashrut (kosher)
Business method patent patentable per se. However they are patentable if a new method solves a "technical" problem and an apparatus/system is involved. Current US case law "Alice Corp. v. CLS Bank International" (decided June 2014) requires that in order for a business method to be patentable, it must be “significantly more” than simply implementing a well-known business process on a computer. The immediate response of the USPTO to this decision as of July 2014 has been to essentially stop allowing business method patents. The key issue is that examiners do not yet have clear guidance as to what is allowable under the