C08K 3/36
Silica
C08K3/36 (Silica) appears on 5,748 US grants and 8,264 published applications in this corpus.
Search patents in C08K- Granted patents
- 5,748
- Published applications
- 8,264
- Assignees
- 2,375
- Inventors
- 16,426
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 37 | 0 |
| 1978 | 44 | 0 |
| 1979 | 23 | 0 |
| 1980 | 19 | 0 |
| 1981 | 26 | 0 |
| 1982 | 18 | 0 |
| 1983 | 23 | 0 |
| 1984 | 23 | 0 |
| 1985 | 30 | 0 |
| 1986 | 19 | 0 |
| 1987 | 30 | 0 |
| 1988 | 23 | 0 |
| 1989 | 31 | 0 |
| 1990 | 17 | 0 |
| 1991 | 30 | 0 |
| 1992 | 33 | 0 |
| 1993 | 35 | 0 |
| 1994 | 36 | 0 |
| 1995 | 37 | 0 |
| 1996 | 30 | 0 |
| 1997 | 33 | 0 |
| 1998 | 59 | 0 |
| 1999 | 72 | 0 |
| 2000 | 46 | 0 |
| 2001 | 56 | 20 |
| 2002 | 65 | 66 |
| 2003 | 52 | 96 |
| 2004 | 59 | 76 |
| 2005 | 42 | 109 |
| 2006 | 41 | 125 |
| 2007 | 46 | 123 |
| 2008 | 44 | 131 |
| 2009 | 57 | 156 |
| 2010 | 80 | 209 |
| 2011 | 75 | 223 |
| 2012 | 100 | 229 |
| 2013 | 128 | 257 |
| 2014 | 166 | 314 |
| 2015 | 229 | 414 |
| 2016 | 261 | 420 |
| 2017 | 281 | 533 |
| 2018 | 332 | 571 |
| 2019 | 393 | 520 |
| 2020 | 422 | 688 |
| 2021 | 355 | 641 |
| 2022 | 349 | 573 |
| 2023 | 387 | 518 |
| 2024 | 373 | 514 |
| 2025 | 351 | 445 |
| 2026 | 197 | 293 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rubber composition comprising a polyphenylene ether resin6 Oct 2026US 12,753,260 B2Compagnie Generale Des Etablissements Michelin
- Cover coating with good adhesion on polyurethane and polyurea membranes6 Oct 2026US 12,753,267 B2Sika Technology AG
- Resin composition, prepreg, film provided with resin, metal foil provided with resin, metal-clad laminate, and wiring board6 Oct 2026US 12,753,301 B2Panasonic Intellectual Property Management Co., Ltd.
- Polyamide resin composition for strut system striker cap6 Oct 2026US 12,753,310 B2Hyundai Motor Company
- Fabrication process for polymer-based bipolar batteries via in-situ polymerization6 Oct 2026US 12,756,006 B2GM Global Technology Operations LLC
- Heavy-duty tire8 Oct 2026US 2026/0307433 A1Sumitomo Rubber Industries, Ltd.
- Compound, composition, and package structure8 Oct 2026US 2026/0308096 A1Industrial Technology Research Institute
- Foamable Polyurethane Composition Comprising a Fatty Amide8 Oct 2026US 2026/0308307 A1Henkel AG & Co. KGaA
- Elastomer compositions comprising at least one sp2 hybridized carbon allotrope and a 2,5-disubstituted pyrrole derivative8 Oct 2026US 2026/0308352 A1Pirelli Tyre S. P. A.
- Light-transmissive film, manufacturing method therefor, and display device comprising same8 Oct 2026US 2026/0308359 A1Kolon Industries, Inc.
Most cited
By later US patents
- Method of preparing nano-structured surface coatings and coated articles383US 7,892,606 B2Dsm IP Assets B.V. · 2011
- Pigment-free coating compositions319US 3,986,997 ADow Corning Corporation · 1976
- Copolymer rubber composition with silica filler, tires having a base of said composition and method of preparing same283US 5,227,425 ACompagnie Generale des Etablissements Michelin - Michelin & Cie · 1993
- Manual controlled scrolling217US 6,707,449 B2Microsoft Corporation · 2004
- High-solids coating composition for improved rheology control containing chemically modified inorganic microparticles203US 4,522,958 APPG Industries, Inc. · 1985