US3042640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polypropylene and wax coating formulation
Assignee: ExxonMobil Oil Corp
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Filing: 1960-01-20
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Granted: 1962-07-03
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Expires: 1980-01-20
Abstract
No abstract record available.
Inventors
- 👤 John J Gersic
- 👤 Lawrence B Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:39
CPC Classifications
C; C09; C09D; C09D191/00; C09D191/06; C09D191/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A WAX COMPOSITION FOR COATING MILK CONTAINERS AND SIMULAR ARTICULES CONSISTING ESSENTIALLY OF: ABOUT 94-55% BY WEIGHT OF PARAFFIN WAX HAVING A MELTING POINT ABOUT 120-150*F., ABOUT 5-25% BY WEIGHT OG MICROCYSTALLINE WAX HAVING A MELTING POINT ABOUT 150*-200*F., AND ABOUT 1-10% BY WEIGHT OF A MIXTURE OF LIQUID PROPYLENE POLYMER AND SOLID PROPYLENE POLYMER IN WHICH THE SOLIDS TO LIQUID RATIO IS BETWEEN ABOUT 1 TO 1 AND ABOUT 1 TO 7.
Claim 2
Dependent Claim
73 words
A WAX COMPOSITION FOR COATING MILK CONTAINERS AND SIMULAR ARTICULES CONSISTING ESSENTIALLY OF: ABOUT 94-55% BY WEIGHT OF PARAFFIN WAX HAVING A MELTING POINT ABOUT 120-150*F., ABOUT 5-25% BY WEIGHT OG MICROCYSTALLINE WAX HAVING A MELTING POINT ABOUT 150*-200*F., AND ABOUT 1-10% BY WEIGHT OF A MIXTURE OF LIQUID PROPYLENE POLYMER AND SOLID PROPYLENE POLYMER IN WHICH THE SOLIDS TO LIQUID RATIO IS BETWEEN ABOUT 1 TO 1 AND ABOUT 1 TO 7.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |