US2559530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode coatings
Assignee: Raytheon Co
•
Filing: 1944-09-13
•
Granted: 1951-07-03
•
Expires: 1964-09-13
Abstract
No abstract record available.
Inventors
- 👤 Carl W Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:44
CPC Classifications
H; H01; H01J; H01J1/00; H01J1/02; H01J1/13; H01J1/14; H01J1/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A CATHODE-COATING MATERIAL CONSISTING OF AN AMYL ACETATE-NITROCELLULOSE LACQUER CONTAINING THE CARBONATE OF AN ALKALINE-EARTH METAL AND A SUBSTANTIAL AMOUNT OF BAO2H2O2.
Claim 2
Dependent Claim
22 words
A CATHODE-COATING MATERIAL CONSISTING OF AN AMYL ACETATE-NITROCELLULOSE LACQUER CONTAINING THE CARBONATE OF AN ALKALINE-EARTH METAL AND A SUBSTANTIAL AMOUNT OF BAO2H2O2.
References Cited (Backward Citations)
US2018993A
Cited
US1874785A
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 |