| BAC-T-FLEX CARL SCHLEICHER & SCHUELL COMPANY, INC.
72124681 25 Jul 1961 | on 26 Jan 1988 | FILTERS FORMED BY CASTING CELLULOSE DERIVATIVES ON GLASS IN THE FORM O... Class 031 Class 031 Natural Agricultural Products FILTERS FORMED BY CASTING CELLULOSE DERIVATIVES ON GLASS IN THE FORM OF A FILM, AS DISTINGUISHED FROM A FILTER MADE OF PAPER | | | 597 CARL SCHLEICHER & SCHUELL COMPANY, INC.
71484464 12 Jun 1945 | on 28 Mar 1986 | FILTER PAPER,FILTER PAPER Class 031 Class 031 Natural Agricultural Products FILTER PAPER | | | 589 CARL SCHLEICHER & SCHUELL COMPANY, INC.
71469789 28 Apr 1944 | on 26 Mar 1986 | FILTER PAPER,FILTER PAPER Class 031 Class 031 Natural Agricultural Products FILTER PAPER | | | Logo Mark CARL SCHLEICHER & SCHUELL COMPANY, INC.
71469787 28 Apr 1944 | on 26 Mar 1986 | FILTER PAPERS, FILTER PULP, FILTER AND EXTRACTION THIMBLES, FILTER CUP... Class 031 Class 031 Natural Agricultural Products FILTER PAPERS, FILTER PULP, FILTER AND EXTRACTION THIMBLES, FILTER CUPS, AND FILTER PAPER SUPPORTS | | | BAC-T-KOTE CARL SCHLEICHER & SCHUELL COMPANY, INC.
72155439 18 Oct 1962 | on 24 Dec 1983 | FILTER PAPER,FILTER PAPER Class 031 Class 031 Natural Agricultural Products BAC-T-COAT | |