This work is likely not in the public domain in the US (due to first publication with the required notice after 1925, plus renewal or "restoration" under the GATT/TRIPS amendments), nor in the EU and those countries where the copyright term is life+70 years. However, it is public domain in Canada (where IMSLP is hosted) and in other countries (China, Hong Kong, New Zealand) where the copyright term is life+50 years.
|Composition Year||1939-09 in Bluche|
|Genre Categories||;; ; ;|
|Work Title||Clarinet Sonata|
|Alternative. Title||Sonate für Klarinette in B und Klavier|
|I-Catalogue NumberI-Cat. No.||IPH 23|
|Year/Date of CompositionY/D of Comp.||1939-09 in Bluche|
|First Publication.||1940 – Mainz: Schott|
|Copyright Information||U.S. copyright status: |
|Average DurationAvg. Duration||17 minutes|
|Composer Time PeriodComp. Period||Modern|
|Instrumentation||clarinet (B♭), piano|
Some additional information from Luttmann,.