US3281370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized trichlorocyanuric acid
Assignee: Lever Brothers Co
•
Filing: 1964-02-19
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Granted: 1966-10-25
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Expires: 1984-02-19
Abstract
No abstract record available.
Inventors
- 👤 Coward Malcolm Peech
- 👤 Helliwell John Fielden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:06
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/395; C11D3/3951; C11D3/3955
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A BLEACHING COMPOSITION CONSISTING ESSENTIALLY OF AN EFFECTIVE AMOUNT OF TRICHLOROCYANURIC ACID STABLISHED AGAINST LOSS OF ACTIVE CHLORINE BY A STABILISHING AMOUNT OF A PHENOL SELECTED FROM THE GROUP CONSISTING OF M-CRESOL, P-CRESOL, THYMOL, CARVACROL, CATECHOL AND RESORCINOL.
Claim 2
Dependent Claim
38 words
A BLEACHING COMPOSITION CONSISTING ESSENTIALLY OF AN EFFECTIVE AMOUNT OF TRICHLOROCYANURIC ACID STABLISHED AGAINST LOSS OF ACTIVE CHLORINE BY A STABILISHING AMOUNT OF A PHENOL SELECTED FROM THE GROUP CONSISTING OF M-CRESOL, P-CRESOL, THYMOL, CARVACROL, CATECHOL AND RESORCINOL.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |