← Back to Patent Explorer
DE969154C Expired / Lapsed DE ⏱️ 0.0 years remaining

Four-stroke internal combustion engine

Assignee: Kloeckner Humboldt Deutz AG
•
Filing: 1953-07-08
•
Granted: 1958-05-08
•
Expires: 1973-07-08
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Josef Hoevel
  • 👤 Dipl-Ing Oswald May

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-07 21:19
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/22; F16F15/26; F16F15/264; F02; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/027

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

DE217818C Cited
DE356727C Cited
GB142985A Cited
DE344080C Cited
US1595785A Cited
GB403223A Cited
DE677076C Cited
CH226530A Cited
GB662143A Cited
DE824722C Cited
GB684101A Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag