From the API license directory:
Company Name: CLOROX / STP PRODUCTS MANUFACTURING COMPANY
License Number: 0217
City: Pleasanton, California 94588
Country: THE UNITED STATES
Web Site: www.stp.com
Company Information/Background:
CLOROX / STP PRODUCTS MANUFACTURING COMPANY began marketing licensed motor oil products on August 23, 1993 under a license issued by the American Petroleum Institute. This License and Agreement will terminate on February 3, 2007 unless extended by mutual agreement.
Brand Name SAE Viscosity Grade Service Category Current Expiration Date
STP 10w30 SJ February 3, 2007
STP 10W-40 SJ February 3, 2007
STP 15w40 CF,CF-4,CG-4,CH-4/SJ February 3, 2007
STP 20W-50 SJ February 3, 2007
STP 20W-50 SL February 3, 2007
STP 40 SJ February 3, 2007
STP 5w30 SJ February 3, 2007
STP (TBN 10) 20W-50 CF,CF-4/SJ February 3, 2007
STP 100% SYNTHETIC 20W-50 SJ February 3, 2007
STP 500 15w40 CF,CF-2,CF-4,CG-4/SH February 3, 2007
STP 500 SERIES HD/FLEET 15w40 CF,CF-2,CF-4,CG-4/SH February 3, 2007
STP 500 SERIES HIGH PERFORMANCE 40 SJ February 3, 2007
STP 500 SERIES SUPER MULTI-GRADE 5w30 SJ February 3, 2007
STP DIESEL 15w40 CF,CF-4,CG-4,CH-4,CI-4/SJ February 3, 2007
STP DIESEL 15w40 CF,CF-4,CG-4,CH-4,CI-4/SL February 3, 2007
STP DIESEL 40 CF,CF-2 February 3, 2007
STP DIESEL SYNTHETIC 40 CF,CF-2/SL February 3, 2007
STP HD 30 SJ February 3, 2007
STP HD 40 SJ February 3, 2007
STP HIGH PERFORMANCE 40 SL February 3, 2007
STP SUPER MULTI-GRADE 10w30 SL* February 3, 2007
STP SYNTHETIC 20W-50 SL/CF February 3, 2007
STP SYNTHETIC BLEND 10w30 SJ February 3, 2007
STP(K) 10W-40 SJ February 3, 2007