US2945770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nacreous molybdenum disulfide
Assignee: FRANCIS EARLE LAB Inc
•
Filing: 1957-12-04
•
Granted: 1960-07-19
•
Expires: 1977-12-04
Abstract
No abstract record available.
Inventors
- 👤 Suchow Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:58
CPC Classifications
C; C01; C01G; C01G39/00; C01G39/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A NACREOUS COMPOSITION COMPRISING A PASTE HAVING AS A NACRE-PRODUCING SUBSTANCE THEREIN MOLYBDENUM DISULFIDE CRYSTALS HAVING A LENGTH IN THE RANGE OF ABOUT 1 TO 50 MICRONS, A WIDTH NOT GREATER THAN ABOUT 12 MICRONS, AND A THICKNESS NOT GREATER THAN ABOUT 1 MICRON, SAID CRYSTALS BEING SUSPENDED IN A LIGHT-TRANSMITTING SUPPORTING MEDIUM.
Claim 2
Dependent Claim
53 words
A NACREOUS COMPOSITION COMPRISING A PASTE HAVING AS A NACRE-PRODUCING SUBSTANCE THEREIN MOLYBDENUM DISULFIDE CRYSTALS HAVING A LENGTH IN THE RANGE OF ABOUT 1 TO 50 MICRONS, A WIDTH NOT GREATER THAN ABOUT 12 MICRONS, AND A THICKNESS NOT GREATER THAN ABOUT 1 MICRON, SAID CRYSTALS BEING SUSPENDED IN A LIGHT-TRANSMITTING SUPPORTING MEDIUM.
References Cited (Backward Citations)
US1607624A
Cited
US2363570A
Cited
US2505744A
Cited
US2579020A
Cited
US2605167A
Cited
US2770527A
Cited
US2851370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |