C04B 16/04
Macromolecular compounds
Official title: Macromolecular compounds (C04B16/02 takes precedence)
C04B16/04 (Macromolecular compounds) appears on 588 US grants and 670 published applications in this corpus.
Search patents in C04B- Granted patents
- 588
- Published applications
- 670
- Assignees
- 399
- Inventors
- 1,453
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 4 |
| 2002 | 6 | 8 |
| 2003 | 11 | 14 |
| 2004 | 15 | 9 |
| 2005 | 5 | 4 |
| 2006 | 4 | 21 |
| 2007 | 5 | 20 |
| 2008 | 3 | 12 |
| 2009 | 3 | 16 |
| 2010 | 20 | 16 |
| 2011 | 8 | 10 |
| 2012 | 10 | 25 |
| 2013 | 13 | 21 |
| 2014 | 16 | 33 |
| 2015 | 27 | 40 |
| 2016 | 26 | 34 |
| 2017 | 23 | 38 |
| 2018 | 32 | 40 |
| 2019 | 49 | 56 |
| 2020 | 38 | 40 |
| 2021 | 22 | 33 |
| 2022 | 31 | 37 |
| 2023 | 33 | 42 |
| 2024 | 27 | 40 |
| 2025 | 25 | 32 |
| 2026 | 26 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing fiber composite for reinforcing concrete, and concrete comprising fiber composite manufactured thereby6 Oct 2026US 12,753,116 B2
- Accelerating portland cement and sand mixtures with dry calcium chloride6 Oct 2026US 12,753,117 B1J&P Invesco LLC
- Dual-scale toughened cement-based composite material and use thereof6 Oct 2026US 12,753,118 B2Qingdao University of Technology
- Double-liquid grouting slurry, its technology and application for super large diameter underwater shield engineering under high water pressure condition22 Sep 2026US 12,741,910 B2China Railway 14th Bureau Group Corporation Limited
- Method for preparing grouting reinforcement filler for mining15 Sep 2026US 12,735,355 B2Ccri (Beijing) New Material Technology Co., Ltd.
- Rapid-set construction material for 3d printing of sustainable infrastructure8 Oct 2026US 2026/0307293 A1Oregon State University
- Hardened body of hydraulic composition8 Oct 2026US 2026/0308056 A1Kuraray Co., Ltd.
- Strain tolerant recycled asphalt pavement composition1 Oct 2026US 2026/0296972 A1ArrMaz Products Inc.
- High Tensile Strength Cementitious Matrix For Use In FRCM Systems17 Sep 2026US 2026/0274749 A1Universite Laval
- Char bricks and methods of making char bricks3 Sep 2026US 2026/0257967 A1
Most cited
By later US patents
- Compositions and methods for cementing using elastic particles353US 6,508,305 B1BJ Services Company · 2003
- High strength foamed well cement compositions and methods112US 6,500,252 B1Halliburton Energy Services.Inc. · 2002
- Cementing compositions and application of such compositions for cementing oil wells or the like100US 6,645,288 B1Schlumberger Technology Corporation · 2003
- Lightweight cementitious compositions and methods of their production and use95US 5,580,378 A1996
- Fiber reinforced building products and method of producing same80US 4,261,754 ADansk Eternit-Fabrik A/S · 1981