C08G 63/85
Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum
Official title: Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof {(C08G63/823 takes precedence)}
C08G63/85 (Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum) appears on 636 US grants and 770 published applications in this corpus.
Search patents in C08G- Granted patents
- 636
- Published applications
- 770
- Assignees
- 352
- Inventors
- 1,861
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 14 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 15 | 0 |
| 1996 | 7 | 0 |
| 1997 | 11 | 0 |
| 1998 | 15 | 0 |
| 1999 | 20 | 0 |
| 2000 | 21 | 0 |
| 2001 | 22 | 5 |
| 2002 | 29 | 23 |
| 2003 | 22 | 24 |
| 2004 | 11 | 22 |
| 2005 | 9 | 32 |
| 2006 | 22 | 42 |
| 2007 | 19 | 27 |
| 2008 | 9 | 20 |
| 2009 | 11 | 29 |
| 2010 | 20 | 18 |
| 2011 | 7 | 27 |
| 2012 | 20 | 32 |
| 2013 | 14 | 19 |
| 2014 | 21 | 26 |
| 2015 | 19 | 25 |
| 2016 | 22 | 21 |
| 2017 | 14 | 30 |
| 2018 | 21 | 25 |
| 2019 | 27 | 25 |
| 2020 | 9 | 36 |
| 2021 | 23 | 34 |
| 2022 | 15 | 38 |
| 2023 | 13 | 49 |
| 2024 | 24 | 57 |
| 2025 | 21 | 54 |
| 2026 | 20 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Biodegradable polyester resin prepared by adding reaction rate control agent and molecular weight increasing agent derived from biomass and method for preparing same6 Oct 2026US 12,753,275 B2Bioplastics Innovations Limited
- Polyester copolymer having excellent strength, and product comprising the same6 Oct 2026US 12,753,276 B2SK Chemicals Co., Ltd.
- Modified ethylene-vinyl alcohol resin and production method therefor25 Aug 2026US 12,715,964 B2Mitsubishi Chemical Corporation
- Copolymer polyester resin and adhesive composition comprising same28 Jul 2026US 12,692,344 B2SK Chemicals Co., Ltd.
- Method for preparing a copolyester28 Jul 2026US 12,692,345 B2Hanwha Solutions Corporation
- Polyesters and a process for preparing these polyesters8 Oct 2026US 2026/0308313 A1Evonik Operations GmbH
- Manufacturing method of polyethylene furandicarboxylate8 Oct 2026US 2026/0308316 A1Nan Ya Plastics Corporation
- Polyester polymer, preparation method of polyester polymer, and molded article comprising the same24 Sep 2026US 2026/0286040 A1LG Chem.Ltd.
- Titanate compounds as catalysts in a method for producing polyester24 Sep 2026US 2026/0286045 A1Equipolymers GmbH
- Process For Preparing Biodegradable Polyester And Biodegradable Polyester Prepared Thereby17 Sep 2026US 2026/0275031 A1Hanwha Totalenergies Petrochemical Co., Ltd.
Most cited
By later US patents
- Process for preparing copolyesters of terephthalic acid ethylene glycol and 1 4-cyclohexanedimethanol exhibiting a neutral hue high clarity and increased brightness137US 5,681,918 AEastman Chemical Company · 1997
- Process and catalyst-inhibitor systems for preparing poly(ethylene terephthalate)121US 5,017,680 AEastman Kodak Company · 1991
- Hydrosoluble/hydrodispersible polyesters and sizing of textile threads therewith111US 5,290,631 ARhone-Poulenc Chimie · 1994
- Composition and process for the production of poly(3-hydroxyalkanoates)99US 5,563,239 AEastman Chemical Company · 1996
- Catalyst system for a polyethylene terephthalate polycondensation97US 4,356,299 ARohm and Haas Company · 1982