Patent US4329981A successfully refreshed from Google Patents.
Patent CH342407A successfully refreshed from Google Patents.
CH342407A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Multi-cylinder two-stroke internal combustion engine
Assignee: Bbc Brown Boveri & Cie
•
Filing: 1956-08-16
•
Granted: —
•
Expires: 1976-08-16
Abstract
No abstract record available.
Inventors
- 👤 Jenny Ernst Ing Dr
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-05 21:29
CPC Classifications
F; F02; F02B; F02B37/00; F02B37/04; F02B25/00; F02B2720/00; F02B2720/23; F02B2720/233; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.