Patent US3165485A successfully refreshed from Google Patents.
US3165485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High quality sealing wax
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1962-09-13
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Granted: 1965-01-12
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Expires: 1982-09-13
Abstract
No abstract record available.
Inventors
- 👤 Ilnyckyj Stephan
- 👤 David M Macleod
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:59
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; C08L91/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
136 words
IMPROVED WAX COMPOSITION OF HIGH SEALING STRENGTH WHICH COMPRISES ABOUT 64% BY WEIGHT OF A PARAFFIN WAX HAVING A MELTING POINT IN THE RANGE FROM ABOUT 158 TO 160*F., ABOUT 31% BY WEIGHT OF A PARAFFIN WAX HAVING A MELTING POINT IN THE RANGE FROM ABOUT 140 TO 142*F. AND ABOUT 5% BY WEIGHT OF A MICROCRYSTALLINE WAX HAVING A MELTING POINT OF ABOUT 135*F., SAID WAX COMPOSITION HAVING INCORPORATED THEREIN BASED UPON THE TOTAL WAX FROM ABOUT 10 TO 40% BY WEIGHT OF A COPOLYMER OF ETHYLENE AND A DIESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF FUMARIC AND MALEIC ACID, SAID DIESTER CONTAINING FROM 6 TO 16 CARBON ATOMS, SAID COPOLYMER CONTAINING FROM ABOUT 10% TO 40% BY WEIGHT OF SAID DIESTER AND FROM ABOUT 90% TO 60% BY WEIGHT OF ETHYLENE.
References Cited (Backward Citations)
US2599339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |