KLINGENABDECKUNG
Patent europeic · EP4204657 · En vigur
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- Numer da publicaziun
- EP4204657
- Numer da la dumonda
- EP21862727
- Gener
- Patent europeic cun effect per la Svizra ed il Liechtenstein
- Status
- En vigur
- Scrittira da patent
- Concedì
- Annunzià
- 26-08-2021
- Publitgà
- 05-07-2023
- Concedì
- 17-09-2025
- La protecziun finescha il pli tard
- 25-08-2041
- Proxima taxa annuala scadenta
- 31-08-2026
- Classas IPC
- E21B 10/567 (2006.01)E21B 10/32 (2006.01)E21B 10/43 (2006.01)E21B 10/62 (2006.01)E21B 10/42 (2006.01)E21B 10/55 (2006.01)E21B 12/04 (2006.01)
- Prioritad
- US 202063071188 P 27.08.2020
- Dumonda PCT
- PCT/US2021/047731 26.08.2021
- Publicaziun PCT
- WO2022/047017 03.03.2022
- Lingua da l’annunzia
- englais
- Funtauna
- Swissreg
Istorgia
Quai che l’Institut federal da la proprietad intellectuala ha publitgà davart quest titel, il pli nov l’emprim.
- 29-07-2026
Midada
Published in Swissreg on 29.07.2026
- 17-09-2025
Concedì
- Specification status
- Non-published patent application → Granted patent
- Status of protective title
- Initiated → Active
Published in Swissreg on 17.09.2025
Partidas
Inventur
SONG, Huimin
Houston, Texas 77073, US
ZHANG, Youhe
Houston, Texas 77073, US
CHELLAPPA, Sudarsanam
Houston, Texas 77073, US
REN, Ting
Houston, Texas 77073, US
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