|
|
|
|
|
Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
G02F 1/35 G02B 6/28 G02B 6/34 H01S 3/06 H01S 3/0915 H01S 3/094 H01S 3/17 H04B 10/04 H04B 10/06 H04B 10/142 H04B 10/152 |
| (11) | Number of the document | 3583 |
| (13) | Kind of document | B |
| (21) | Application number | IP1609 |
| (22) | Date of filing the application | 1993-12-15 |
| (41) | Date of publication of the application | 1995-07-25 |
| (45) | Date of publication of patent | 1995-12-27 |
| (30) | Number | Date | Country code |
| 22120/89 | 1989-10-24 | IT | |
| 4831601 | 1990-10-23 | SU |
| (71) |
PIRELLI CAVI S. p. A.,
Piazzale Cadorna, 5, 20123 Milano,
IT
|
| (72) |
Giorgio GRASSO, IT
Aldo RIGHETTI, IT Flavio FONTANA, IT |
| (73) |
PIRELLI CAVI S. p. A.,
Piazzale Cadorna, 5, 20123 Milano,
IT
|
| (74) |
Marius JAKULIS - JASON,
AAA Law, A. Goštauto g. 40B, Verslo centras "Dvyniai", LT-03163 Vilnius,
LT
|
| (54) | AMPLIFIER FOR OPTICAL FIBER TELECOMMUNICATION LINES AND OPTICAL FIBER TELECOMMUNICATION LINES INCORPORATING SAID AMPLIFIER |
| Payment date | Validity (years) | Amount | |
| 2001-11-20 | 9 | 720.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2002-12-15 |