US3379650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispersion of long chain alkyl ammonium humate in organic liquid
Assignee: NL Industries Inc
•
Filing: 1963-12-20
•
Granted: 1968-04-23
•
Expires: 1983-12-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Augustus Earl Beasley
- 👤 Jack C Cowan
- 👤 Hugh G Gainey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:41
CPC Classifications
C; C08; C08H; C08H99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ORGANIC LIQUID VEHICLE CHOSEN FROM THE CLASS CONSISTING OF PETROLEUM OILS AND LACQUER SOLVENTS, AND CONTAINING A LONG CHAIN ALKYL AMMONIUM HUMATE AND AN EFFECTIVE DISPERSING AMOUNT OF A SUBSTANCE CHOSEN FROM THE CLASS CONSISTING OF:
Claim 2
Dependent Claim
44 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ORGANIC LIQUID VEHICLE CHOSEN FROM THE CLASS CONSISTING OF PETROLEUM OILS AND LACQUER SOLVENTS, AND CONTAINING A LONG CHAIN ALKYL AMMONIUM HUMATE AND AN EFFECTIVE DISPERSING AMOUNT OF A SUBSTANCE CHOSEN FROM THE CLASS CONSISTING OF:
References Cited (Backward Citations)
US3168475A
Cited
US3190919A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |