Patent US4863121A successfully refreshed from Google Patents.
Patent US3767585A successfully refreshed from Google Patents.
US3767585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable solvent composition
Assignee: Nippon Soda Co Ltd
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Filing: 1971-10-12
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Granted: 1973-10-23
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Expires: 1991-10-12
Abstract
Abstract THIS INVENTION RELATES TO A NEW STABILIZING MIXTURE OF ADDITIVES FOR CHLORINATED ALIPHATIC HYDROCARBONS TO GUARD AGAINST DECOMPOSITION, AND MORE PARTICULARLY, TO A NEW STABLE SOLVENT COMPOSITION COMPOSED OF CHLORINATED, ALIPHATIC HYDROCARBONS CONTAINING MIXTURES OF STABILIZING ADDITIVES.
Inventors
- 👤 S Sawabe
- 👤 K Masuyama
- 👤 M Takebayashi
- 👤 Y Genda
- 👤 T Yamamoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:04
CPC Classifications
C; C11; C11D; C11D7/00; C11D7/22; C11D7/26; C11D7/261; C07; C07C; C07C17/00; C07C17/38; C07C17/42; C11D7/50; C11D7/5004; C11D7/5018; C23; C23G; C23G5/00; C23G5/02; C23G5/028; C23G5/02854; C23G5/02861; C23G5/0288; C23G5/02883; C23G5/02887; C11D7/264; C11D7/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-10-22 | 1977-04-23 | 1977-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-22 | 1981-04-23 | 1981-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-22 | 1985-04-23 | 1985-10-23 | $7700.00 | Window Closed / Lapsed |