US3023156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating composition containing paraffin waxes and microcrystalline waxes
Assignee: Sinclair Refining Co
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Filing: 1957-05-22
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Granted: 1962-02-27
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Expires: 1977-05-22
Abstract
No abstract record available.
Inventors
- 👤 Podlipnik John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:54
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/18; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A WAX COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 65 TO 91 VOLUME PERCENT OF PARAFFIN WAX, MELTING POINT IN THE RANGE OF 122 TO 132*F., VISCOSITY AT 175*F. OF ABOUT 4 TO 6 CENTISTOKES, AND HAVING A MAXIMUM OF 0.5% OIL; ABOUT 5 TO 25 VOLUME PERCENT OF NON-NORMAL PARAFFIN WAX, MELTING POINT IN THE RANGE OF 105 TO 120* F., VISCOSITY AT 175*F., OF 6 TO 10 CENTISTOKES MAXIMUM OF 2.0 PERCENT OIL, AND REFRACTIVE INDEX AT 70*F. OF 1.4375 MINIMUM; ABOUT 3 TO 10 VOLUME PERCENT OF MICROCRYSTALLINE WAX, MELTING POINT IN THE RANGE OF 130 TO 185* F., PENETRATION AT 77*F., 100G. NEEDLE OF 20 TO 50, AND VISCOSITY SSU AT 210*F. OF 100 MAXIMUM; AND ABOUT 0.25 TO 2.0 VOLUME PERCENT OF TANK BOTTOMS MICROCRYSTALLINE WAX, MELTING POINT IN THE RANGE OF 180 TO 200*F., PENETRATION AT 77*F., 100 G. NEEDLE OF 2 TO 12, AND VISCOSITY AT 210*F. OF 60 TO 90.
Claim 2
Dependent Claim
156 words
A WAX COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 65 TO 91 VOLUME PERCENT OF PARAFFIN WAX, MELTING POINT IN THE RANGE OF 122 TO 132*F., VISCOSITY AT 175*F. OF ABOUT 4 TO 6 CENTISTOKES, AND HAVING A MAXIMUM OF 0.5% OIL; ABOUT 5 TO 25 VOLUME PERCENT OF NON-NORMAL PARAFFIN WAX, MELTING POINT IN THE RANGE OF 105 TO 120* F., VISCOSITY AT 175*F., OF 6 TO 10 CENTISTOKES MAXIMUM OF 2.0 PERCENT OIL, AND REFRACTIVE INDEX AT 70*F. OF 1.4375 MINIMUM; ABOUT 3 TO 10 VOLUME PERCENT OF MICROCRYSTALLINE WAX, MELTING POINT IN THE RANGE OF 130 TO 185* F., PENETRATION AT 77*F., 100G. NEEDLE OF 20 TO 50, AND VISCOSITY SSU AT 210*F. OF 100 MAXIMUM; AND ABOUT 0.25 TO 2.0 VOLUME PERCENT OF TANK BOTTOMS MICROCRYSTALLINE WAX, MELTING POINT IN THE RANGE OF 180 TO 200*F., PENETRATION AT 77*F., 100 G. NEEDLE OF 2 TO 12, AND VISCOSITY AT 210*F. OF 60 TO 90.
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) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |