US3245930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions containing paraffin wax, semi-microcrystalline wax, ethylenevinyl acetate copolymer and polyethylene
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1963-05-21
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Granted: 1966-04-12
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Expires: 1983-05-21
Abstract
No abstract record available.
Inventors
- 👤 Donald E Mcdowell
- 👤 George A Weisgerber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:08
CPC Classifications
C; C09; C09D; C09D191/00; C09D191/06; C09D191/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
AN IMPROVED WAX COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 42-55% OF A PARAFFIN WAX HAVING A CONGEALING POINT OF ABOUT 151*F., A REFRACTIVE INDEX OF ABOUT 1.4282 AT 212*F. AND A KINEMATIC VISCOSITY AT 210*F. OF ABOUT 5.6 CS., ABOUT 28-37% OF A SEMI-MICROCRYSTALLINE WAX HAVING A CONGEALING POINT OF ABOUT 154*F., A REFRACTIVE INDEX OF ABOUT 1.4309 AT 212*F. AND A KINEMATIC VISCOSITY AT 210*F. OF ABOUT 7 CS., ABOUT 6.5-25% OF AN ETHYLENE-VINYL ACETATE COPOLYMER, SAID POLYMER HAVING A COMONOMER RATIO OF ETHYLENE TO VINYL ACETATE OF ABOUT 72 TO 28, AN ASTM MELT INDEX OF ABOUT 15 AND A RING AND BALL SOFTENING POINT OF ABOUT 276*F., AND ABOUT 1.5-5% POLYETHYLENE HAVING A MOLECULAR WEIGHT IN THE RANGE OF 1,000 TO 20,000.
Claim 2
Dependent Claim
124 words
AN IMPROVED WAX COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 42-55% OF A PARAFFIN WAX HAVING A CONGEALING POINT OF ABOUT 151*F., A REFRACTIVE INDEX OF ABOUT 1.4282 AT 212*F. AND A KINEMATIC VISCOSITY AT 210*F. OF ABOUT 5.6 CS., ABOUT 28-37% OF A SEMI-MICROCRYSTALLINE WAX HAVING A CONGEALING POINT OF ABOUT 154*F., A REFRACTIVE INDEX OF ABOUT 1.4309 AT 212*F. AND A KINEMATIC VISCOSITY AT 210*F. OF ABOUT 7 CS., ABOUT 6.5-25% OF AN ETHYLENE-VINYL ACETATE COPOLYMER, SAID POLYMER HAVING A COMONOMER RATIO OF ETHYLENE TO VINYL ACETATE OF ABOUT 72 TO 28, AN ASTM MELT INDEX OF ABOUT 15 AND A RING AND BALL SOFTENING POINT OF ABOUT 276*F., AND ABOUT 1.5-5% POLYETHYLENE HAVING A MOLECULAR WEIGHT IN THE RANGE OF 1,000 TO 20,000.
References Cited (Backward Citations)
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Cited
US2728735A
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US2877196A
Cited
US2999765A
Cited
US3117101A
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US3146214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |