Dabscheck v Hecla Electrics Pty Ltd [1936] HCA 49

Dabscheck v Hecla Electrics Pty Ltd [1936] HCA 49

The petitioner was the originator and first to disclose the device, and claims 1, 2, 3, 4, 5, 9, 13, 14, 15, 16, 17, and 19 of the respondent's patent lacked novelty and were published before the patent date. The Patents Act 1903-1935, sec. 61, allows for revocation as to bad claims while valid claims remain unaffected.

Parties
Petitioner: Woolf Dabscheck; Respondent: Hecla Electrics Pty. Ltd.
Jurisdiction
Australia
Procedural Posture
Petition for Revocation of Patent / Final Judgment
Outcome
letters patent revoked as to specified claims
Legal Topics
Patent Revocation, Patent Validity, Novelty, Inventorship, Fraud in Patent Acquisition
Intellectual Property Patent Revocation Patent Validity Novelty Inventorship Fraud in Patent Acquisition

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Parties

Woolf Dabscheck

Petitioner

Hecla Electrics Pty. Ltd.

Respondent

Procedural Posture

Petition for Revocation of Patent / Final Judgment

Legal Issues

  1. 1 Whether the respondent was the true inventor of the device subject to letters patent
  2. 2 Whether the patent was obtained by the respondent in fraud of the petitioner's rights
  3. 3 Whether the invention was novel and not published before the date of the application

Ratio Decidendi

The petitioner was the originator and first to disclose the device, and claims 1, 2, 3, 4, 5, 9, 13, 14, 15, 16, 17, and 19 of the respondent's patent lacked novelty and were published before the patent date. The Patents Act 1903-1935, sec. 61, allows for revocation as to bad claims while valid claims remain unaffected.

Court Disposition

letters patent revoked as to specified claims

Orders

  • Letters patent No. 8436 of 1932 granted to Hecla Electrics Pty. Ltd. be revoked as to claims 1-9, 13-17 and 19.
  • Petitioner to have his costs of the petition.