US3130136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic method for the preparation of gem-dinitrocompounds
Assignee: Hercules Powder Co
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Filing: 1961-05-10
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Granted: 1964-04-21
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Expires: 1981-05-10
Abstract
No abstract record available.
Inventors
- 👤 Charles M Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:22
CPC Classifications
C; C25; C25B; C25B3/00; C25B3/01; C25B3/09; C25B3/20; C25B3/29
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN THE ELECTROLYTIC METHOD OF PASSING AN AQUEOUS ALKALINE SOLUTION OF A NITROCOMPOUND AND INORGANIC NITRITE, DURING THE ELECTROLYSIS THEREOF, THROUGH A SILVER ANODE WHEREBY THE SILVER IS ELECTROLYTICALLY OXIDIZED AND REACTS WITH THE COMPONENTS OF THE SOLUTION TO EFFECT A CONVERSION OF THE NITROCOMPOUND TO A GEM-DINITROCOMPOUND AND SILVER METAL, THE IMPROVEMENT WHICH COMPRISES DISPOSING THE SILVER ANODE AS A FILTER-LIKE BED OF PARTICULATE SILVER TO RECEIVE THE SILVER METAL AS IT REPRECIPITATES DURING PASSAGE OF THE ELECTROLYZED SOLUTION THERETHROUGH.
Claim 2
Dependent Claim
81 words
IN THE ELECTROLYTIC METHOD OF PASSING AN AQUEOUS ALKALINE SOLUTION OF A NITROCOMPOUND AND INORGANIC NITRITE, DURING THE ELECTROLYSIS THEREOF, THROUGH A SILVER ANODE WHEREBY THE SILVER IS ELECTROLYTICALLY OXIDIZED AND REACTS WITH THE COMPONENTS OF THE SOLUTION TO EFFECT A CONVERSION OF THE NITROCOMPOUND TO A GEM-DINITROCOMPOUND AND SILVER METAL, THE IMPROVEMENT WHICH COMPRISES DISPOSING THE SILVER ANODE AS A FILTER-LIKE BED OF PARTICULATE SILVER TO RECEIVE THE SILVER METAL AS IT REPRECIPITATES DURING PASSAGE OF THE ELECTROLYZED SOLUTION THERETHROUGH.
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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |