Gränges AB
Stockholm, SE· latest recorded location
Gränges AB is named on 4 US grants and 6 published applications in this corpus. Its most frequent classification is F28F (Details of heat-exchange and heat-transfer apparatus, of general application).
- Granted patents
- 4
- Published applications
- 6
- Inventors
- 10
- Granted in 2026 so far
- 0
- Most recent grant
- 5 Oct 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 2 | 0 |
By publication year.
Technology areas
Share of 10 documents
- F28FDetails of heat-exchange and heat-transfer apparatus, of general application9
- B23KSoldering or unsoldering7
- B32BLayered products, i.e. products built-up of strata of flat or non-flat7
- C22CAlloys7
- Y10TTechnical subjects covered by former us classification5
- B21BRolling of metal3
- C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys3
- B23PMetal-working not otherwise provided for2
- F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange2
- H01FMagnets2
Recent patents
- Method for manufacturing a clad sheet product5 Oct 2021US 11,135,682 B2
- Brazing sheet25 May 2021US 11,014,200 B2
- Brazing sheet and production method4 Aug 2020US 10,730,149 B2
- Method of selective underground mining and stabilization of rock cavities22 Mar 1983US 4,377,353 A
- Brazing sheet6 Jun 2019US 2019/0168343 A1
- Method for manufacturing a clad sheet product25 Apr 2019US 2019/0120574 A1
- Brazing sheet and production method22 Nov 2018US 2018/0333809 A1
- Brazing sheet and production method15 Nov 2018US 2018/0326540 A1
- Compact aluminium heat exchanger with welded tubes for power electronics and battery cooling4 Aug 2016US 2016/0223264 A9
Most cited
By later US patents