|   |   | 
Legal status
Patent not validated
| (51) | INT.CL. | F28F 9/013 | (2006.01) | 
| F28F2280/00 | (2013.01) | ||
| F28D 7/08 | (2006.01) | ||
| F28F 9/013 | (2013.01) | ||
| F28D 1/047 | (2006.01) | ||
| F28D 7/08 | (2013.01) | ||
| F28F2265/26 | (2013.01) | ||
| F28D 7/04 | (2006.01) | ||
| F28F 9/02 | (2006.01) | ||
| F28F 9/0243 | (2013.01) | ||
| F28F 9/26 | (2006.01) | ||
| F28F 9/26 | (2013.01) | ||
| F28F 17/00 | (2006.01) | ||
| F28F 17/005 | (2013.01) | ||
| F28F 19/00 | (2006.01) | ||
| F28F 19/00 | (2013.01) | ||
| F28D 21/00 | (2006.01) | ||
| F28D2021/0021 | (2013.01) | ||
| F28F2260/02 | (2013.01) | ||
| F28D 1/0472 | (2013.01) | ||
| F28D 7/04 | (2013.01) | 
| (11) | Number of the document | 3553451 | 
| (13) | Kind of document | T | 
| (96) | European patent application number | 19173170.2 | 
| Date of filing the European patent application | 2014-10-10 | |
| (97) | Date of publication of the European application | 2019-10-16 | 
| (45) | Date of publication and mention of the grant of the patent | 2022-03-16 | 
| (46) | Date of publication of the claims translation | 
| (30) | Number | Date | Country code | 
| 201318098 | 2013-10-11 | GB | |
| 201318099 | 2013-10-11 | GB | |
| 201318100 | 2013-10-11 | GB | |
| 201318107 | 2013-10-11 | GB | |
| 201318109 | 2013-10-11 | GB | |
| 201414296603 | 2014-06-05 | US | 
| (72) | 
                    
                    
                    
                    
                    BOND, Alan , GB  
                    
                    
                    
                    
                    VARVILL, Richard , GB  | 
| (73) | Reaction Engines Limited ,
                Hill House 
1 Little New Street, London EC4A 3TR,
                GB | 
| (54) | HEAT EXCHANGER | 
| HEAT EXCHANGER |