C08
Organic macromolecular compounds
Official title: Organic macromolecular compounds; their preparation or chemical working-up; compositions based thereon
C08 (Organic macromolecular compounds) appears on 251,247 US grants and 221,151 published applications in this corpus.
Search patents in C08- Granted patents
- 251,247
- Published applications
- 221,151
- Assignees
- 34,951
- Inventors
- 312,674
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3902 | 0 |
| 1977 | 3517 | 0 |
| 1978 | 4026 | 0 |
| 1979 | 2687 | 0 |
| 1980 | 3157 | 0 |
| 1981 | 3712 | 0 |
| 1982 | 3032 | 0 |
| 1983 | 3283 | 0 |
| 1984 | 3472 | 0 |
| 1985 | 3746 | 0 |
| 1986 | 3195 | 0 |
| 1987 | 3529 | 0 |
| 1988 | 3539 | 0 |
| 1989 | 4299 | 0 |
| 1990 | 4275 | 0 |
| 1991 | 4915 | 0 |
| 1992 | 5163 | 0 |
| 1993 | 5308 | 0 |
| 1994 | 5002 | 0 |
| 1995 | 4418 | 0 |
| 1996 | 4468 | 0 |
| 1997 | 4409 | 0 |
| 1998 | 4996 | 0 |
| 1999 | 4957 | 0 |
| 2000 | 4934 | 0 |
| 2001 | 5301 | 1536 |
| 2002 | 5459 | 5134 |
| 2003 | 5202 | 6835 |
| 2004 | 4706 | 7145 |
| 2005 | 3454 | 6791 |
| 2006 | 3782 | 6892 |
| 2007 | 3268 | 6962 |
| 2008 | 2831 | 7042 |
| 2009 | 3128 | 7807 |
| 2010 | 4793 | 9172 |
| 2011 | 4866 | 8591 |
| 2012 | 5183 | 8481 |
| 2013 | 6118 | 9033 |
| 2014 | 6705 | 9100 |
| 2015 | 6894 | 10158 |
| 2016 | 7294 | 10080 |
| 2017 | 7546 | 10190 |
| 2018 | 7252 | 10629 |
| 2019 | 8005 | 10728 |
| 2020 | 8267 | 11347 |
| 2021 | 7443 | 11123 |
| 2022 | 6783 | 11017 |
| 2023 | 6838 | 10379 |
| 2024 | 7036 | 9968 |
| 2025 | 6543 | 8527 |
| 2026 | 4609 | 6484 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subclasses
Granted patents
- C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds88,508
- C08LCompositions of macromolecular compounds87,039
- C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds68,401
- C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients64,722
- C08JWorking-up48,735
- C08BPolysaccharides8,972
- C08CTreatment or chemical modification of rubbers3,206
- C08HDerivatives of natural macromolecular compounds2,088
Recent patents
- Coating composition comprising bacteriophage and antibacterial film formed by using same6 Oct 2026US 12,751,458 B2Kookmin University Industry Academy Cooperation Foundation
- Tapered heart valve covering6 Oct 2026US 12,751,822 B2Edwards Lifesciences Corporation
- Low viscosity nonaqueous metal oxide particle dispersions6 Oct 2026US 12,751,911 B2Inolex Investment Corporation
- Polymeric microstructures and systems and methods for making same6 Oct 2026US 12,751,914 B2The Board of Trustees of the Leland Stanford Junior University
- Super absorbent polymer and preparation method thereof6 Oct 2026US 12,752,254 B2LG Chem.Ltd.
- Elastomeric laminate(s) for absorbent article donning8 Oct 2026US 2026/0306309 A1The Procter & Gamble Company
- Halogenated Xanthene-Containing Topical Anti-Gram-Positive Bacterial Ophthalmic Composition and Method8 Oct 2026US 2026/0306444 A1Provectus Pharmatech, Inc.
- Pharmaceutical compositions comprising meloxicam8 Oct 2026US 2026/0306635 A1Axsome Therapeutics, Inc.
- Polysiloxane, method for its production and deodorant comprising it8 Oct 2026US 2026/0306689 A1Sagami Chemical Research Institute
- Hybrid three-dimensional printing and electrospinning platform for multi-layered biomimetic scaffolds8 Oct 2026US 2026/0306705 A1
Most cited
By later US patents
- Non-immunogenic polypeptides2,007US 4,179,337 A1979
- Large scale photolithographic solid phase synthesis of polypeptides and receptor binding screening thereof1,998US 5,143,854 AAffymax Technologies N.V. · 1992
- Plastic surgical staple1,925US 4,317,451 AEthicon, Inc. · 1982
- Elastomeric medical device1,893US 5,468,253 AEthicon, Inc. · 1995
- Medical devices and applications of polyhydroxyalkanoate polymers1,636US 6,838,493 B2Metabolix, Inc. · 2005