Exhibit 5.1
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| | | | Lenz & Staehelin Route de Chêne 30 CH-1211 Geneva 6 Tel: +41 58 450 70 00 Fax: +41 58 450 70 01 Brandschenkestrasse 24 CH-8027 Zurich Tel: +41 58 450 80 00 Fax: +41 58 450 80 01 Avenue de Rhodanie 40C CH-1007 Lausanne Tel: +41 58 450 70 00 Fax: +41 58 450 70 01 www.lenzstaehelin.com |
ObsEva SA
Chemin des Aulx 12
1228 Plan-les-Ouates
Switzerland
Geneva, August 3, 2022
ObsEva SA – Registration Statement on Form F-3
Ladies and Gentlemen,
We have acted as special Swiss counsel to ObsEva SA (the “Company”) in connection with the filing of a registration statement on Form F-3 (the “Registration Statement”) for the purpose of registering under the United States Securities Act of 1933, as amended (the “Securities Act”), up to 20,326,980 common shares, par value of CHF 1/13 each (the “Offered Shares”), of the Company issuable pursuant to the conversion of USD 7,662,087.88 of principal of convertible notes, plus USD 181,974.59 of accrued interests thereon, held by or issuable to JGB (Cayman) Port Ellen Ltd., as further described in the Registration Statement and the Original Registration Statement (as described below).
As such counsel, we have been requested to render an opinion as to certain matters of Swiss law.
For the purpose of giving this opinion, we have only examined the following documents (the “Documents”):
(i) | the Registration Statement; |
(ii) | the registration statement on Form F-3, filed with the Securities Exchange Commission (the “SEC”) on November 10, 2021, and declared effective on November 22, 2021 (the “Original Registration Statement”) |
Partners Geneva: Shelby R. du Pasquier · Guy Vermeil · François Rayroux · Jean-Blaise Eckert · Daniel Tunik · Olivier Stahler · Andreas Rötheli · Xavier Favre-Bulle · Benoît Merkt · David Ledermann · Jacques Iffland · Daniel Schafer · Miguel Oural · Fedor Poskriakov · Frédéric Neukomm · Cécile Berger Meyer · Rayan Houdrouge · Floran Ponce · Valérie Menoud · Hikmat Maleh · Sevan Antreasyan · Roman Graf ·
Zurich: Patrick Hünerwadel · Stefan Breitenstein · Matthias Oertle · Martin Burkhardt · Heini Rüdisühli · Marcel Meinhardt ·Patrick Schleiffer · Thierry Calame · Beat Kühni · Lukas Morscher · Tanja Luginbühl · Prof. Jürg Simon · Matthias Wolf · Hans-Jakob Diem ·Prof. Pascal Hinny · Harold Frey · Marcel Tranchet · Tino Gaberthüel · Astrid Waser · Stephan Erni · Dominique Müller · Alexander Greter ·Peter Ling · Simone Ehrsam · Fabiano Menghini
Lausanne: Lucien Masmejan
Admitted to the Bar