US3105023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrochemical manufacture of cyanogen halides
Assignee: Standard Oil Co
•
Filing: 1961-03-14
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Granted: 1963-09-24
•
Expires: 1981-03-14
Abstract
No abstract record available.
Inventors
- 👤 Robert W Foreman
- 👤 Veatch Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:03
CPC Classifications
C; C01; C01C; C01C3/00; C01C3/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A PROCESS FOR THE MANUFACTURE OF A CYANOGEN HALIDE COMPRISING THE STEP OF SUBJECTING A SOLUTION OF HYDROGEN CYANIDE AND AN AMMONIUM HALIDE SELECTED FROM THE GROUP CONSISTING OF AMMONIUM BROMIDE AND AMMONIUM CHLORIDE TO THE ACTION OF A DIRECT ELECTRIC CURRENT IN AN ELECTROLYTIC CELL IN WHICH THE CATHODE AND ANODE COMPARTMENTS ARE DIVIDED BY A PERMEABLE MEMBRANE.
Claim 2
Dependent Claim
59 words
A PROCESS FOR THE MANUFACTURE OF A CYANOGEN HALIDE COMPRISING THE STEP OF SUBJECTING A SOLUTION OF HYDROGEN CYANIDE AND AN AMMONIUM HALIDE SELECTED FROM THE GROUP CONSISTING OF AMMONIUM BROMIDE AND AMMONIUM CHLORIDE TO THE ACTION OF A DIRECT ELECTRIC CURRENT IN AN ELECTROLYTIC CELL IN WHICH THE CATHODE AND ANODE COMPARTMENTS ARE DIVIDED BY A PERMEABLE MEMBRANE.
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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |