PT97751A
Unit for amplifying signals of light in optical fiber transmission lines.
Abstract
This record has no abstract on file.
Term
Term ended
Projected expiry passed 23 May 2006, 20.3 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
98 members in 35 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 2043490 | Italy | A |
Members98
| Document | Office | Kind | |
|---|---|---|---|
| IT8921207D0 | Italy | D0 | |
| IT9020434D0 | Italy | D0 | |
| NO903172D0 | Norway | D0 | |
| HU904221D0 | Hungary | D0 | |
| PE33590A1 | Peru | A1 | |
| AU5895290A | Australia | A | |
| CA2021281A1 | Canada | A1 | |
| FI903597A7 | Finland | A7 | |
| NO903172L | Norway | L | |
| EP0409012A1 | European Patent Office (EPO) | A1 | |
| CN1048961A | China | A | |
| IE902584A1 | Ireland | A1 | |
| HUT54441A | Hungary | A | |
| KR910003919A | Republic of Korea | A | |
| PL286078A1 | Poland | A1 | |
| ITMI911029D0 | Italy | D0 | |
| JPH03101718A | Japan | A | |
| NO912000D0 | Norway | D0 | |
| BR9003541A | Brazil | A | |
| PE26891A1 | Peru | A1 | |
| IT1231208B | Italy | B | |
| IT9020434A1 | Italy | A1 | |
| CA2042987A1 | Canada | A1 | |
| FI912525A | Finland | A | |
| FI912525A7 | Finland | A7 | |
| FI912525L | Finland | L | |
| NO912000L | Norway | L | |
| EP0458256A1 | European Patent Office (EPO) | A1 | |
| AU7703891A | Australia | A | |
| HU911617D0 | Hungary | D0 | |
| IE911781A1 | Ireland | A1 | |
| KR910021006A | Republic of Korea | A | |
| CN1057721A | China | A | |
| PL290378A1 | Poland | A1 | |
| BR9102259A | Brazil | A | |
| CS152591A3 | Czechoslovakia (until 1993) | A3 | |
| PT94717A | Portugal | A | |
| CN1015840B | China | B | |
| CS353690A3 | Czechoslovakia (until 1993) | A3 | |
| HUT60579A | Hungary | A | |
| ITMI911029A1 | Italy | A1 | |
| CA2064647A1 | Canada | A1 | |
| EP0509577A1 | European Patent Office (EPO) | A1 | |
| AU634794B2 | Australia | B2 | |
| NZ234437A | New Zealand | A | |
| US5204923A | United States of America | A | |
| AR242686A1 | Argentina | A1 | |
| US5210808A | United States of America | A | |
| PT97751AThis record | Portugal | A | |
| DD301694A9 | German Democratic Republic (until 1990) | A9 | |
| NZ238157A | New Zealand | A | |
| US5233463A | United States of America | A | |
| TW218039B | Taiwan Province of China | B | |
| AU644869B2 | Australia | B2 | |
| MX173807B | Mexico | B | |
| CA2021281C | Canada | C | |
| IT1246599B | Italy | B | |
| RU2025757C1 | Russian Federation | C1 | |
| IT1248821B | Italy | B | |
| EP0409012B1 | European Patent Office (EPO) | B1 | |
| AT118935T | Austria | T | |
| ATE118935T1 | Austria | T1 | |
| DE69017108D1 | Germany | D1 | |
| MY106157A | Malaysia | A | |
| JPH07107041A | Japan | A | |
| DK0409012T3 | Denmark | T3 | |
| DE69017108T2 | Germany | T2 | |
| ES2071705T3 | Spain | T3 | |
| LTIP1608A | Lithuania | A | |
| LV10818A | Latvia | A | |
| HU210859B | Hungary | B | |
| PL167672B1 | Poland | B1 | |
| LT3573B | Lithuania | B | |
| PL168016B1 | Poland | B1 | |
| IE67282B1 | Ireland | B1 | |
| CZ280817B6 | Czechia | B6 | |
| LV10818B | Latvia | B | |
| CN1032029C | China | C | |
| CZ281336B6 | Czechia | B6 | |
| ID1039B | Indonesia | B | |
| EP0509577B1 | European Patent Office (EPO) | B1 | |
| DE69215131D1 | Germany | D1 | |
| CA2042987C | Canada | C | |
| ES2097267T3 | Spain | T3 | |
| DE69215131T2 | Germany | T2 | |
| USRE35697E | United States of America | E | |
| RU2105419C1 | Russian Federation | C1 | |
| SK278796B6 | Slovakia | B6 | |
| HK1000979A1 | Hong Kong, China | A1 | |
| NO303040B1 | Norway | B1 | |
| UA24953A | Ukraine | A | |
| PT97751B | Portugal | B | |
| KR0177147B1 | Republic of Korea | B1 | |
| KR100192229B1 | Republic of Korea | B1 | |
| CA2064647C | Canada | C | |
| HU217495B | Hungary | B | |
| SK280814B6 | Slovakia | B6 | |
| PT94717B | Portugal | B |
3 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Annulment or lapseLapsedLAPSE DUE TO NON-PAYMENT OF FEESMM3A | MM3A | |
| Patent granted, date of grantingGrantedFG3A | FG3A | |
| Laying open of patent applicationBB1A | BB1A |
Numbers
- Application
- 9775191
Titles2
- English
- OPTICAL FIBER TELECOMMUNICATION LINES UNDERSTANDING OPTICAL AMPLIFIERS
- Portuguese
- LINHAS DE TELECOMUNICACAO DE FIBRA OPTICA COMPREENDENDO AMPLIFICADORES OPTICOS
Classification
- CPC, 5
- H04B10/291
- H03F3/08
- H01S3/06754
- H01S2301/02
- H04B10/2912
- IPC, 6
- H04B10 25
- H01S3 067
- H04B10 2507
- H04B10 2537
- H04B10 2581
- H04B10 293