Pennsylvania Statutes Title 13 Pa.C.S.A. Commercial Code § 2502. Right of buyer to goods on repudiation, failure to deliver or insolvency of seller

(a) General rule.--Subject to subsections (b) and (c) and even though the goods have not been shipped a buyer who has paid a part or all of the price of goods in which he has a special property under the provisions of section 2501 (relating to insurable interest in goods; manner of identification of goods) may on making and keeping good a tender of any unpaid portion of their price recover them from the seller if:

(b) Vesting.--The buyer's right to recover the goods under subsection (a)(1) vests upon acquisition of a special property even if the seller had not then repudiated or failed to deliver.

(c) Identification made by buyer.--If the identification creating his special property has been made by the buyer he acquires the right to recover the goods only if they conform to the contract for sale.