Patent US2988528A successfully refreshed from Google Patents.
US2988528A
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US
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Wax compositions
Assignee: Sunoco Inc
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Filing: 1958-02-03
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Granted: 1961-06-13
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Expires: 1978-02-03
Abstract
No abstract record available.
Inventors
- 👤 John D Tench
- 👤 Arthur W Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:40
CPC Classifications
C; C09; C09D; C09D191/00; C09D191/06; C09D191/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31899; Y10T428/31902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A WAX COMPOSITION CONSISTING ESSENTIALLY OF (A) FROM 41% TO 50% OF A PARAFFIN WAX HAVING A MELTING POINT OF FROM 149*F. TO 155*F., A PENETRATION AT 77* F. OF FROM 9 TO 15 AND A VISCOSITY AT 210*F. OF FROM 42 TO 46 SUS, (B) FROM 41% TO 50% OF A PARAFFIN WAX HAVING A MELTING POINT OF FROM 130*F. TO 136*F., A PENETRATION AT 77*F. OF FROM 10 TO 16 AND A VISCOSITY AT 210*F. TO 179*F., PENETRATION AT 77*F. OF FROM 10 TO A MICROCRYSTALLINE WAX HAVING A MELTING POINT OF FROM 169*F. TO 179*F., A PENERATION AT 77*F. OF FROM 10 TO 20 AND A VISCOSITY AT 210*F. OF FROM 70 TO 85 SUS, AND (D) FROM 0.1% TO 1% OF POLYETHYLENE HAVING A MOLECULAR WEIGHT OF FROM 1,000 TO 10,000.
Claim 2
Dependent Claim
135 words
A WAX COMPOSITION CONSISTING ESSENTIALLY OF (A) FROM 41% TO 50% OF A PARAFFIN WAX HAVING A MELTING POINT OF FROM 149*F. TO 155*F., A PENETRATION AT 77* F. OF FROM 9 TO 15 AND A VISCOSITY AT 210*F. OF FROM 42 TO 46 SUS, (B) FROM 41% TO 50% OF A PARAFFIN WAX HAVING A MELTING POINT OF FROM 130*F. TO 136*F., A PENETRATION AT 77*F. OF FROM 10 TO 16 AND A VISCOSITY AT 210*F. TO 179*F., PENETRATION AT 77*F. OF FROM 10 TO A MICROCRYSTALLINE WAX HAVING A MELTING POINT OF FROM 169*F. TO 179*F., A PENERATION AT 77*F. OF FROM 10 TO 20 AND A VISCOSITY AT 210*F. OF FROM 70 TO 85 SUS, AND (D) FROM 0.1% TO 1% OF POLYETHYLENE HAVING A MOLECULAR WEIGHT OF FROM 1,000 TO 10,000.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |