US3245913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bleaching compositions containing acyl sulfonamides
Assignee: Monsanto Co
•
Filing: 1964-09-15
•
Granted: 1966-04-12
•
Expires: 1984-09-15
Abstract
No abstract record available.
Inventors
- 👤 Edwin A Matzner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:18
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3902; C11D3/3905; C11D3/3907; C11D3/3917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
21 words
AN OXYGEN-RELEASING COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF AN ALKALI METAL PERBORATE AND AN ACYL SULFONAMIDE HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
21 words
AN OXYGEN-RELEASING COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF AN ALKALI METAL PERBORATE AND AN ACYL SULFONAMIDE HAVING THE GENERAL FORMULA
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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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |