EP1564701A3
A frequency-division marker for an electronic article surveillance system
Abstract
A method and apparatus for a frequency-division marker are described. The marker may comprise two inductively coupled LC resonator circuits including a non-linear capacitor. The marker may also comprise a resonant circuit operating at 13.56 MHz.
Term
Term ended
Projected expiry passed 10 February 2025, 1.6 years ago.
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1 sheet
Sheet 1
27 members in 11 offices
Priority claims5
| Document | Office | Kind | Date |
|---|---|---|---|
| 780437 | United States of America | – | |
| 78043704 | United States of America | A | |
| 78043704 | United States of America | A | |
| 780437 | – | – | – |
| US20040780437 | – | – | – |
Members27
| Document | Office | Kind | |
|---|---|---|---|
| CA2497208A1 | Canada | A1 | |
| EP1564701A1 | European Patent Office (EPO) | A1 | |
| US2005179550A1 | United States of America | A1 | |
| US2005179551A1 | United States of America | A1 | |
| AU2005200658A1 | Australia | A1 | |
| JP2005235215A | Japan | A | |
| EP1564701A3This record | European Patent Office (EPO) | A3 | |
| CN1758262A | China | A | |
| CA2575174A1 | Canada | A1 | |
| WO2006049667A1 | World Intellectual Property Organization (WIPO) | A1 | |
| HK1089265A1 | Hong Kong, China | A1 | |
| US7164358B2 | United States of America | B2 | |
| US7199717B2 | United States of America | B2 | |
| EP1776678A1 | European Patent Office (EPO) | A1 | |
| EP1564701B1 | European Patent Office (EPO) | B1 | |
| AT379827T | Austria | T | |
| ATE379827T1 | Austria | T1 | |
| DE602005003488D1 | Germany | D1 | |
| ES2297545T3 | Spain | T3 | |
| DE602005003488T2 | Germany | T2 | |
| EP1776678B1 | European Patent Office (EPO) | B1 | |
| AT421741T | Austria | T | |
| ATE421741T1 | Austria | T1 | |
| AU2005200658B2 | Australia | B2 | |
| DE602005012514D1 | Germany | D1 | |
| CN100527150C | China | C | |
| CA2575174C | Canada | C |
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| Definitive protectionFG2A | FG2A | ES | |
| Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents actLapsedNLV1 | NLV1 | EP | |
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Numbers
- Publication
- 1564701
- Publication, DOCDB
- 1564701
- Publication, EPODOC
- EP1564701
- Application
- 5002734
- Application, DOCDB
- 05002734
- Application, EPODOC
- EP20050002734
Titles3
- German
- Etikett mit Frequenz-Teilungung für ein elektronisches Artikelüberwachungsystem
- English
- A frequency-division marker for an electronic article surveillance system
- French
- Etiquette à division de fréquence pour un système électronique de surveillance d'article
Classification
- CPC, 3
- G08B13/2414
- G08B13/2431
- G08B13/2448
- IPC, 1
- G08B13 24
Designated states2
- Contracting states, 1
- Türkiye
- Extension states, 1
- Yugoslavia, later Serbia and Montenegro (until 2006)