C04B 40/0641
Mechanical separation of ingredients
Official title: {Mechanical separation of ingredients, e.g. accelerator in breakable microcapsules}
C04B40/0641 (Mechanical separation of ingredients) appears on 161 US grants and 223 published applications in this corpus.
Search patents in C04B- Granted patents
- 161
- Published applications
- 223
- Assignees
- 97
- Inventors
- 468
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 2 |
| 2003 | 4 | 4 |
| 2004 | 2 | 8 |
| 2005 | 2 | 7 |
| 2006 | 3 | 4 |
| 2007 | 3 | 4 |
| 2008 | 1 | 9 |
| 2009 | 4 | 6 |
| 2010 | 4 | 8 |
| 2011 | 2 | 4 |
| 2012 | 2 | 5 |
| 2013 | 3 | 6 |
| 2014 | 3 | 3 |
| 2015 | 6 | 14 |
| 2016 | 3 | 11 |
| 2017 | 10 | 5 |
| 2018 | 6 | 12 |
| 2019 | 7 | 14 |
| 2020 | 14 | 20 |
| 2021 | 7 | 11 |
| 2022 | 12 | 17 |
| 2023 | 10 | 18 |
| 2024 | 8 | 10 |
| 2025 | 8 | 12 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Set on demand cement4 Aug 2026US 12,698,431 B2
- Coated gypsum set stabilizing particles having a hydrophobic gypsum core, gypsum board including same, process for making the particles, and process for making the gypsum board9 Jun 2026US 12,649,692 B2Knauf Gips KG
- Set on demand cement2 Jun 2026US 12,644,036 B2
- High compressive strength polymer grout and method of making26 May 2026US 12,637,390 B2Five Star Products, Inc.
- Delivery device for concrete admixtures and process for retarding the setting of surface portion of concrete28 Apr 2026US 12,611,796 B2
- Pumpable hybrid cementitious material10 Sep 2026US 2026/0265145 A1Arizona Board of Regents on Behalf of the University of Arizona
- Composition, method and system for stabilising a rock mass13 Aug 2026US 2026/0234890 A1Stratalock Pty Ltd
- Stable and Self-Leveling Bonded Seal30 Jul 2026US 2026/0217615 A1Knauf Gips KG
- Set on demand cement30 Jul 2026US 2026/0218034 A1Baker Hughes Oilfield Operations LLC
- Epoxy-geopolymer hybrid foam23 Apr 2026US 2026/0109647 A1Carboline International Corporation
Most cited
By later US patents
- Flexible package for bone cement components152US 5,370,221 ABiomet, Inc. · 1994
- Unitized cement admixture110US 5,728,209 AMBT Holding AG · 1998
- Compositions and methods for the delivery of chemical components in subterranean well bores95US 7,204,312 B2Halliburton Energy Services.Inc. · 2007
- Self-repairing, reinforced matrix materials85US 6,527,849 B22003
- Method and apparatus for packaging, mixing and delivering bone cement63US 5,398,483 APolymers Reconstructive A/S · 1995