Patent US4898356A successfully refreshed from Google Patents.
Patent CA677137A successfully refreshed from Google Patents.
CA677137A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Filters
Assignee: Celanese Corp
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Filing: —
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Granted: 1963-12-31
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Expires: 1980-12-31
Abstract
No abstract record available.
Inventors
- 👤 D. Underwood Jack
- 👤 Ralph G. Higgins, Jr.
- 👤 William T. Allman, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-11-07 09:41
CPC Classifications
—
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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