When a company incorporated as a mutual insurance company has issued scrip or certificates of contribution to its capital, but is unable to ascertain the name or residence of the present owner thereof to whom to pay the interest or dividends thereon, and the interest or dividends have accumulated for six years or more and are being held for the benefit of the owner, the company may retire the scrip or certificates as hereinafter provided.
N.J.S. § 17:25-4