loadpatents
name:-0.0020270347595215
name:-0.026555061340332
name:-0.0013701915740967
WOLFF, SIEGFRIED Patent Filings

WOLFF, SIEGFRIED

Patent Applications and Registrations

Patent applications and USPTO patent grants for WOLFF, SIEGFRIED.The latest application filed is for "vulcanizable epdm containing rubber composition".

Company Profile
0.25.1
  • WOLFF, SIEGFRIED - BORNHEIM-MERTEN DE
  • Wolff; Siegfried - Bornheum-Merten DE
  • Wolff; Siegfried - Bruhl DT
  • Wolff; Siegfried - Merten DT
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Vulcanizable Epdm Containing Rubber Composition
App 20020061979 - WOLFF, SIEGFRIED ;   et al.
2002-05-23
Process for the production of plastic and rubber compositions filled with carbon black
Grant 5,401,789 - Wolff , et al. March 28, 1
1995-03-28
Carbon blacks modified with organosilicon compounds, method of their production and their use in rubber mixtures
Grant 5,159,009 - Wolff , et al. October 27, 1
1992-10-27
Method for the production of fillers modified with organosilicon compounds, the fillers produced in this manner and their use
Grant 5,116,886 - Wolff , et al. May 26, 1
1992-05-26
Substituted N-trichloromethyl thiodicarboximides and N,N-substituted bis-(2,4-diamino-s-triazin-6-yl)-oligosulfides in vulcanizable rubber
Grant 5,037,872 - Schwarze , et al. August 6, 1
1991-08-06
Method of preparing sulfenic acid chlorides and sulfenic acid esters
Grant 4,835,297 - Deschler , et al. May 30, 1
1989-05-30
Surface modified synthetic, silicatic filler, a process for its production and its use
Grant 4,704,414 - Kerner , et al. * November 3, 1
1987-11-03
Bis-(2-ethylamino-4-diethylamino-s-triazine-6-yl) tetrasulfide, process for its production, use and vulcanizable mixtures containing it
Grant 4,673,741 - Schwarze , et al. June 16, 1
1987-06-16
Vulcanizable mixture containing bis-(2-ethylamino-s-triazin-6-yl)-tetrasulfide
Grant 4,621,121 - Schwarze , et al. November 4, 1
1986-11-04
Elastic molding material, method of producing and shaping and use thereof
Grant 4,524,169 - Wolff , et al. June 18, 1
1985-06-18
Rubber mixtures giving reversion-free vulcanizates and process of vulcanization
Grant 4,517,336 - Wolff , et al. May 14, 1
1985-05-14
Process for vulcanization or cross-linking halogen containing rubbers in the presence of silicon containing isothiuronium compounds
Grant 4,517,335 - Wolff , et al. May 14, 1
1985-05-14
Natural oxidic or silicate filler modified on the surface, a process for its production
Grant 4,514,231 - Kerner , et al. April 30, 1
1985-04-30
Bis-(silylethyl)-oligosulphides and process for their production
Grant 4,444,936 - Schwarz , et al. April 24, 1
1984-04-24
Bis-(silylethyl)-oligosulphides and process for their production
Grant 4,408,064 - Schwarz , et al. October 4, 1
1983-10-04
Bis-(silylethyl)-oligosulphides and process for their production
Grant 4,384,132 - Schwarz , et al. May 17, 1
1983-05-17
Resorcinol-filler preparation, process for the production and use of the same
Grant 4,381,949 - Kuhner , et al. May 3, 1
1983-05-03
Silane/filler preparations, process for their production and their use
Grant 4,297,145 - Wolff , et al. October 27, 1
1981-10-27
Cross-linkable rubber mixtures containing silicate fillers and process for cross-linking
Grant 4,229,333 - Wolff , et al. October 21, 1
1980-10-21
Vulcanizable halorubber mixtures
Grant 4,222,915 - Wolff , et al. September 16, 1
1980-09-16
Granulate form organosilane preparation
Grant 4,128,438 - Wolff , et al. December 5, 1
1978-12-05
Reinforcing additive
Grant 4,076,550 - Thurn , et al. * February 28, 1
1978-02-28
Reinforcing additive
Grant 3,997,356 - Thurn , et al. December 14, 1
1976-12-14
Triazinesulfenimides of dicarboxylic acids
Grant 3,969,353 - Schwarze , et al. July 13, 1
1976-07-13
Compositions containing silica, a phenoplast or an aminoplast, and a silane
Grant 3,957,718 - Pochert , et al. May 18, 1
1976-05-18
Rubber compositions containing silica and an organosilane
Grant 3,873,489 - Thurn , et al. March 25, 1
1975-03-25

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