US3818004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of sodium dichloroisocyanurate dihydrate
Assignee: FMC Corp
•
Filing: 1973-01-10
•
Granted: 1974-06-18
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Expires: 1993-01-10
Abstract
Abstract Anhydrous sodium dichloroisocyanurate is converted to the relatively stable dihydrate by controlled hydration under conditions which keep the temperature above freezing and not in excess of 40*C.
Inventors
- 👤 S Berkowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:13
CPC Classifications
D; D06; D06L; D06L4/00; D06L4/20; D06L4/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3035056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |