US3003971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized tertiary n-chlorourea compositions
Assignee: EIDP Inc
•
Filing: 1944-04-06
•
Granted: 1961-10-10
•
Expires: 1964-04-06
Abstract
No abstract record available.
Inventors
- 👤 William W Prichard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:41
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/322; D06M13/402; D06M13/432; C; C07; C07C; C07C275/00; C07C275/66
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A CHLORINE-LIBERATING MIXTURE OF (1) A CHLORINE-LIBERATING TERTIARY N-CHLOROUREA AND (2) 1-200% BY WEIGHT, BASED ON THE WEIGHT OF SAID N-CHLOROUREA, OF A STABILIZER, SUBSTANTIALLY NONREACTIVE WITH THE N-CHLOROUREA UNDER THE CONDITIONS OF FORMULATION, SELECTED FROM THE GROUP CONSISTING OF OXIDES OF ELEMENTS HAVING AN ATOMIC NUMBER BETWEEN 24 AND 30, INCLUSIVE, HYDROXIDES AND SAID ELEMENTS, AND SALTS OF SAID ELEMENTS WITH ACIDS HAVING A DISSOCIATION CONSTANT LESS THAN ABOUT 1.5X10-2.
Claim 2
Dependent Claim
71 words
A CHLORINE-LIBERATING MIXTURE OF (1) A CHLORINE-LIBERATING TERTIARY N-CHLOROUREA AND (2) 1-200% BY WEIGHT, BASED ON THE WEIGHT OF SAID N-CHLOROUREA, OF A STABILIZER, SUBSTANTIALLY NONREACTIVE WITH THE N-CHLOROUREA UNDER THE CONDITIONS OF FORMULATION, SELECTED FROM THE GROUP CONSISTING OF OXIDES OF ELEMENTS HAVING AN ATOMIC NUMBER BETWEEN 24 AND 30, INCLUSIVE, HYDROXIDES AND SAID ELEMENTS, AND SALTS OF SAID ELEMENTS WITH ACIDS HAVING A DISSOCIATION CONSTANT LESS THAN ABOUT 1.5X10-2.
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) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |