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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
B01J 23/42 B01J 23/54 C07C 5/00 B01J 37/00 |
| (11) | Number of the document | 3764 |
| (13) | Kind of document | B |
| (21) | Application number | IP1617 |
| (22) | Date of filing the application | 1993-12-16 |
| (41) | Date of publication of the application | 1995-07-25 |
| (45) | Date of publication of patent | 1996-03-25 |
| (30) | Number | Date | Country code |
| 19283/90 | 1990-02-07 | IT | |
| 4894617 | 1991-02-06 | SU |
| (71) |
SNAMPROGETTI S. p. A.,
Corso Venezia 16, Milan,
IT
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| (72) |
Rodolfo IEZZI, IT
Franco BUONOMO, IT Domenico SANFILIPPO, IT |
| (73) |
SNAMPROGETTI S. p. A.,
Corso Venezia 16, Milan,
IT
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| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
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| (54) | CATALYTIC COMPOSITION FOR THE DEHYDROGENATION OF C2 - C5 PARAFFINS |
| Payment date | Validity (years) | Amount | |
| 1997-12-10 | 5 | 100.00 USD |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1998-12-16 |