The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 28, 2012
Filed:
Nov. 05, 2009
Mason K. Harrup, Idaho Falls, ID (US);
Frederick F. Stewart, Idaho Falls, ID (US);
Mark L. Stone, Idaho Falls, ID (US);
Mason K. Harrup, Idaho Falls, ID (US);
Frederick F. Stewart, Idaho Falls, ID (US);
Mark L. Stone, Idaho Falls, ID (US);
Battelle Energy Alliance, LLC, Idaho Falls, ID (US);
Abstract
A taggant comprising at least one perfluorocarbon compound surrounded by a polyphosphazene compound. The polyphosphazene compound has the chemical structure: wherein Gand Gare pendant groups having different polarities, m is an integer greater than or equal to 100, and each of A and B is independently selected from hydrogen, an alkyl, an alkene, an alkoxide, a polyether, a polythioether, a siloxane, and —X(CH)Y(CH)pY(CH)p. . . Y(CH)pCH, where n ranges from 1 to 6, X and Y are independently selected from oxygen, sulfur, selenium, tellurium, and polonium, and pthrough prange from 1 to 6. Cyclic polyphosphazene compounds lacking the A and B groups are also disclosed, as are methods of forming the taggant and of detecting an object.