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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C04B 28/00 |
| (11) | Number of the document | 3818 |
| (13) | Kind of document | B |
| (21) | Application number | IP1768 |
| (22) | Date of filing the application | 1994-01-13 |
| (41) | Date of publication of the application | 1995-07-25 |
| (45) | Date of publication of patent | 1996-03-25 |
| (30) | Number | Date | Country code |
| 8503127 | 1985-11-13 | NL | |
| 4028543 | 1986-11-12 | SU |
| (71) |
Hoogovens Technical Services Energy & Environment BV,
Wenckebachstraat 1, 1951 JZ Velsen-Noord,
NL
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| (72) |
Hendrik LOGGERS, NL
|
| (73) |
Hoogovens Technical Services Energy & Environment BV,
Wenckebachstraat 1, 1951 JZ Velsen-Noord,
NL
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| (74) |
Rita LAURINAVIČIŪTĖ,
Gedimino pr. 45-6, LT-01109 Vilnius,
LT
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| (54) | METHOD FOR PRODUCING A BUILDING ELEMENT AND BUILDING ELEMENT FORMED |
| Payment date | Validity (years) | Amount | |
| 1997-12-29 | 5 | 100.00 USD |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1999-01-13 |