US2969276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of controlling the continuous production of chlorine dioxide
Assignee: Hoechst AG
•
Filing: 1959-02-09
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Granted: 1961-01-24
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Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Hirschberg Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:00
CPC Classifications
C; C01; C01B; C01B11/00; C01B11/02; C01B11/022; C01B11/023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
IN A METHOD OF CONTORLLING THE CONTINUOUS PRODUCTTION OF CHLORINE DIOXIDE BY REACTING A CHLORATE WITH SULFUR DIOXIDE IN AN ACID SOULTION, THE IMPROVEWMENT WHICH COMPRISES MAINTAINING THE REDOX POTENTIAL OF THE REACTION SOLU-
Claim 2
Dependent Claim
34 words
IN A METHOD OF CONTORLLING THE CONTINUOUS PRODUCTTION OF CHLORINE DIOXIDE BY REACTING A CHLORATE WITH SULFUR DIOXIDE IN AN ACID SOULTION, THE IMPROVEWMENT WHICH COMPRISES MAINTAINING THE REDOX POTENTIAL OF THE REACTION SOLU-
References Cited (Backward Citations)
US2376935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |