US3554907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Basic aluminum salt foams
Assignee: EIDP Inc
•
Filing: 1969-05-16
•
Granted: 1971-01-12
•
Expires: 1989-05-16
Abstract
Abstract AQUEOUS COMPOSITIONS HAVING A PH OF FROM 3.5 TO 7 AND COMPRISING FROM 2 TO 40 PERCENT BY WEIGHT OF WATER DISPERSIBLE POLYMERIC ALUMINUM COMPOUNDS SUCH AS BASIC ALUMNIUM CHLORIDE AND FROM .02 TO 4 PERCENT BY WEIGHT OF ANIONIC ORGANIC ACID COMPOUNDS CONTAINING FROM 6 TO 18 CARBON ATOMS PER ACID GROUP SUCH AS SODIUM LAURYL SULFATE, CAN BE FOAMED TO PRODUCE STABLE, ESSENTIALLY INORGANIC FOAMS.
Inventors
- 👤 Earl P Moor Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:44
CPC Classifications
A; A62; A62D; A62D1/00; A62D1/0071
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |