US3700612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous surface-coating compositions containing hydroxyalkyl ethers of galactomannan gums as thickeners
Assignee: Tenneco Chemicals Inc
•
Filing: 1971-06-23
•
Granted: 1972-10-24
•
Expires: 1991-06-23
Abstract
Abstract AQUEOUS SURFACE-COATING COMPOSITIONS THAT CONTAIN AS THICKENER A HYDROXYALKYL ETHER OF A GALACTOMANNAN GUM HAVING A DEGREE OF SUBSTITUTION OF 0.10 TO 3.0 ARE CHARACTERIZED BY EXCELLENT FLOW AND LEVELING CHARACTERISTICS, VISCOSITY STABILITY, AND OTHER VALUABLE PROPERTIES.
Inventors
- 👤 Joseph Fath
- 👤 Marvin Rosen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:38
CPC Classifications
C; C09; C09D; C09D131/00; C09D131/02; C09D131/04; C09D127/00; C09D127/02; C09D127/04; C09D127/06; C09D133/00; C09D133/04; C09D133/06; C09D133/08; C09D7/00; C09D7/40; C09D7/43; C08; C08L; C08L5/00; C08L5/14
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) | 1975-10-24 | 1976-04-24 | 1976-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-24 | 1980-04-24 | 1980-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-24 | 1984-04-24 | 1984-10-24 | $7700.00 | Window Closed / Lapsed |