US2482891A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid, stable chlorine dioxide generating compositions
Assignee: Mathieson Chemical Corp
•
Filing: 1945-03-16
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Granted: 1949-09-27
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Expires: 1965-03-16
Abstract
No abstract record available.
Inventors
- 👤 Royden N Aston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:19
CPC Classifications
C; C01; C01B; C01B11/00; C01B11/02; C01B11/022; C01B11/023; C01B11/024; D; D06; D06L; D06L4/00; D06L4/20; D06L4/22; D06L4/24; D06L4/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |