Patent US2728679A successfully refreshed from Google Patents.
US2728679A
Expired / Lapsed
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A method of preparing a liquid polish
Assignee: Pure Oil Co
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Filing: 1951-08-17
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Granted: 1955-12-27
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Expires: 1971-08-17
Abstract
No abstract record available.
Inventors
- 👤 Charles S Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:28
CPC Classifications
C; C09; C09G; C09G1/00; C09G1/06; C09G1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
THE METHOD OF PREPARING A MICROCRYSTALLINE WAX COMPOSITION COMPRISING DISSOLVING A VEGETABLE WAX IN NORMALLY LIQUID MONO-HYDRIC ALCOHOL HAVING AT LEAST 3 CARBON ATOMS IN THE MOLECULE, MIXING THE WAX AND ALCOHOL IN AMOUNTS TO GIVE A BUTTERY MASS UPON COOLING THE RESULTANT SOLUTION TO ABOUT ROOM TEMPERATURE, HEATING THE MIXTURE TO A TEMPERATURE SUFFICIENT TO DISSOLVE THE WAX, AND MIXING THE ALCOHOL AND WAX WITH A VOLATILE ORGANIC VEHICLE IN WHICH SAID WAX IS SPARINGLY SOLUBLE BUT SOLUBLE TO THE EXTENT OF LESS 7 PER CENT BY WEIGHT AT AMBIENT TEMPERATURE IN AN AMOUNT SUCH AS TO PRODUCE A SUSPENSION OF THE WAX IN THE VEHICLE.
Claim 2
Independent Claim
107 words
THE METHOD OF PREPARING A MICROCRYSTALLINE WAX COMPOSITION COMPRISING DISSOLVING A VEGETABLE WAX IN NORMALLY LIQUID MONO-HYDRIC ALCOHOL HAVING AT LEAST 3 CARBON ATOMS IN THE MOLECULE, MIXING THE WAX AND ALCOHOL IN AMOUNTS TO GIVE A BUTTERY MASS UPON COOLING THE RESULTANT SOLUTION TO ABOUT ROOM TEMPERATURE, HEATING THE MIXTURE TO A TEMPERATURE SUFFICIENT TO DISSOLVE THE WAX, AND MIXING THE ALCOHOL AND WAX WITH A VOLATILE ORGANIC VEHICLE IN WHICH SAID WAX IS SPARINGLY SOLUBLE BUT SOLUBLE TO THE EXTENT OF LESS 7 PER CENT BY WEIGHT AT AMBIENT TEMPERATURE IN AN AMOUNT SUCH AS TO PRODUCE A SUSPENSION OF THE WAX IN THE VEHICLE.
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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) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |