Patent US3790488A successfully refreshed from Google Patents.
US3790488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning composition
Assignee: Individual
•
Filing: 1973-01-02
•
Granted: 1974-02-05
•
Expires: 1993-01-02
Abstract
Abstract A CLEANING COMPOSITION COMPRISING AN AQUEOUS MEDIUM HAVING DISPERSED THEREIN A 7:3 TO 3:7 WEIGHT RATIO MIXTURE OF A POLAR HIGH MOLECULAR WEIGHT SUBSTANCE AND A RUBBER THE CONCENTRATION OF SAID MIXTURE BEING IN THE RANGE OF 10 TO 60% BY WEIGHT, BASED ON THE WEIGHT OF THE COMPOSITION, AND SAID RUBBER BEING AT LEAST ONE SPECIES SELECTED FROM THE GROUP CONSISTING OFF NATURAL RUBBER, POLYBUTADIENE RUBBER AND STYRENE-BUTADIENE RUBBER.
Inventors
- 👤 H Iino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:53
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/37; C11D3/3746; C11D3/3753
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) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |