US2727076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of carbon tetrachloride
Assignee: Dow Chemical Co
•
Filing: 1951-05-02
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Granted: 1955-12-13
•
Expires: 1971-05-02
Abstract
No abstract record available.
Inventors
- 👤 Glenn W Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:17
CPC Classifications
C; C07; C07C; C07C17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
IN A METHOD FOR THE PRODUCTION OF CARBON TETRACHLORIDE, THE STEPS WHICH CONSIST IN FORMING A VAPOR MIXTURE OF AN ALIPHATIC COMPOUND HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
26 words
IN A METHOD FOR THE PRODUCTION OF CARBON TETRACHLORIDE, THE STEPS WHICH CONSIST IN FORMING A VAPOR MIXTURE OF AN ALIPHATIC COMPOUND HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |