US2559398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax compositions and method for making same
Assignee: Gulf Research and Development Co
•
Filing: 1948-12-16
•
Granted: 1951-07-03
•
Expires: 1968-12-16
Abstract
No abstract record available.
Inventors
- 👤 Robert G Capell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:23
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; C08L91/08; C01; C01B; C01B33/00; C01B33/20; C01B33/36; C01B33/38; C01B33/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A DISPERSION OF ABOUT 0.01 TO ABOUT 40 PER CENT BY WEIGHT OF THE COMPOSITION OF A COMPOUND OF A BENTONITE AND AN ORGANIC BASE IN A WAX.
Claim 2
Dependent Claim
35 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A DISPERSION OF ABOUT 0.01 TO ABOUT 40 PER CENT BY WEIGHT OF THE COMPOSITION OF A COMPOUND OF A BENTONITE AND AN ORGANIC BASE IN A WAX.
References Cited (Backward Citations)
US2033856A
Cited
US2214263A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |