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Legal status
Patent expired
| (51) | INT.CL.: (2006.01) |
F16L 15/00 |
| (11) | Number of the document | 2620 |
| (13) | Kind of document | B |
| (21) | Application number | RP1007 |
| (22) | Date of filing the application | 1993-09-20 |
| (41) | Date of publication of the application | |
| (45) | Date of publication of patent | 1994-04-25 |
| (86) | Number | 1602403 |
| Date | 1983-02-17 |
| (30) | Number | Date | Country code |
| 82 02697 | 1982-02-18 | FR |
| (71) |
VALLOUREC,
130 rue de Silly, 92100 Boulogne-Billancourt,
FR
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| (72) |
Bernar PLACARN, FR
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| (73) |
VALLOUREC,
130 rue de Silly, 92100 Boulogne-Billancourt,
FR
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| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
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| (54) |
| Payment date | Validity (years) | Amount | |
| 1997-08-11 | 7 | 250.00 USD |
| 2000-09-20 |
| Patent expired | ||
| Invalidation date | 1998-02-17 |