C14C 1/065
Enzymatic unhairing
Official title: {Enzymatic unhairing}
C14C1/065 (Enzymatic unhairing) appears on 27 US grants and 28 published applications in this corpus.
Search patents in C14C- Granted patents
- 27
- Published applications
- 28
- Assignees
- 24
- Inventors
- 113
- Latest grant
- 16 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 3 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 3 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 2 | 0 |
| 2016 | 1 | 4 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
| 2019 | 2 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Environmentally friendly process for tanning hides16 Jan 2024US 11,873,536 B2Beken Italia S.R.L.
- Fungal strain Beauveria sp. MTCC 5184 and a process for the preparation of enzymes therefrom28 Jan 2020US 10,544,473 B2Council of Scientific and Industrial Research
- Animal hide dehairing methods1 Oct 2019US 10,428,398 B2National Beef Packing Company, LLC
- Leather production using waste liquids16 Apr 2019US 10,260,115 B2
- Dehairing of skins and hides2 Jan 2018US 9,856,540 B2Novozymes A/S
- Methods for dehairing animal skins and hides and formulations related to same6 Nov 2025US 2025/0340959 A1Buckman Laboratories International, Inc.
- Process for liming of hides, skins or pelts12 Jun 2025US 2025/0188551 A1StahI International B.V.
- Environmentally friendly process for tanning hides8 Jun 2023US 2023/0175082 A1Beken Italia S.R.L.
- Process for Dehairing and Liming of Hides, Skins or Pelts3 Nov 2022US 2022/0347069 A1
- Bio-degradable composition and/or probiotic biochemicals and methods of use in leather tanning processes23 Jan 2020US 2020/0024674 A1Sustainable Community Development, L.L.C., D/B/A SCD Probiotics
Most cited
By later US patents
- Liquid enzyme preparations18US 4,943,530 ARohm Co., Ltd. · 1990
- Ecofriendly bio-process for leather processing16US 6,708,531 B1Council of Scientific and Industrial Research · 2004
- Enzymatic unhairing method14US 4,636,222 ARohm Co., Ltd. · 1987
- Enzymatic method for hair recovery with concurrent opening of hide structure12US 4,294,087 ARohm Co., Ltd. · 1981
- Methods for leather processing including liquid enzyme formulation10US 5,102,422 ARohm Co., Ltd. · 1992