The disputed paternity

The Soviet legislation on the family and marriage, protecting the interests of children, establishes certain financial relationships between parents and their children. If a man is contesting paternity, usually due to the occurrence of child support case, there is a need for a forensic medical examination. The examination does not establish paternity, but only produces an exception fatherhood, which is based on: 1) the absence of the defendant's ability to commit sexual intercourse or insemination (see Impotence, Infertility); 2) inconsistency of dates of birth and maturity of the fruit of the expected time of conception (the alleged father was absent or by any reason could not be with the mother of this child sexual act); 3) comparison groups, types, and many other features corpuscles and serum blood of the mother, the child and the alleged father that in some of cases (80% and more) allows, based on the laws of inheritance, to solve the question about the exclusion of the alleged paternity, however if on this basis, to exclude paternity is not possible, it in no way is proof of paternity.
Cm. also Motherhood controversial.

The disputed paternity - establish the child's father if the contesting of paternity by a man against a particular child. In legal practice is essential, as the Soviet legislation provides for certain financial relations between spouses and their children.
Examination to establish paternity are carried out most frequently in cases on recovery of alimony. Forensic medical examination does not establish paternity, it can only be excluded paternity generally or only in relation to a particular child. To exclude paternity can on the following grounds. 1. Dates of birth and maturity of the fruit does not correspond to the expected time of conception. If in due time, the analysis of the most probable time of conception prospective father was absent or other reasons could not have sexual intercourse with the mother of the child, this is a strong argument against paternity this man. 2. The man has no ability to fertilize. Sexual intercourse can prevent problems in the development of the genital organs, some diseases of the penis and CNS - see Impotence (forensic). The ability to fertilize set microscopic examination of fresh sperm. 3. Mapping isoserologic systems and whey of blood of the mother, child and man in some cases (because of inheritance from the father and the mother of four major blood groups) allows you to eliminate the alleged paternity. The study of a wide antigenic set of blood now lets to increase the possibility of the establishment of a false indication of the father to 80-90%. The inability exception of paternity based on blood tests may not be regarded by the court as proof of paternity.
Cm. also Motherhood controversial.