US3705852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable solutions of calcium salts
Assignee: Tenneco Chemicals Inc
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Filing: 1970-12-01
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Granted: 1972-12-12
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Expires: 1990-12-01
Abstract
Abstract STABLE SOLUTIONS OF CALCIUM SALTS ARE PROVIDED CONTAINING A FIRST CALCIUM SALT OF A BRANCHED CHAIN ALIPHATIC MONOCARBOXYLIC ACID AND A SECOND CALCIUM SALT OF A BRANCHEDCHAIN ALIPHATIC MONOCARBOXYLIC ACID OR OF A CYCLOALIPHATIC MONOCARBOXYLIC ACID.
Inventors
- 👤 Alfred Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:10
CPC Classifications
C; C09; C09F; C09F9/00; C07; C07C; C07C51/00; C07C51/42; C07C51/50; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098
Claims Analysis
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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) | 1975-12-12 | 1976-06-12 | 1976-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-12 | 1980-06-12 | 1980-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-12 | 1984-06-12 | 1984-12-12 | $7700.00 | Window Closed / Lapsed |