US2600461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe sole composition
Assignee: Individual
•
Filing: 1949-03-17
•
Granted: 1952-06-17
•
Expires: 1969-03-17
Abstract
No abstract record available.
Inventors
- 👤 Cecil F Backus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:44
CPC Classifications
C; C09; C09J; C09J111/00; Y; Y10; Y10S; Y10S36/00; Y10S36/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A COATING COMPOSITION FOR SPREADING WITH A SPATULA OR THE LIKE AND HAVING GOOD ADHESIVE AND DRYING PROPERTIES, AND FLEXIBILITY TOGETHER WITH HIGH RESISTANCE TO COLD-FLOW AND WEAR IN THE DRY CONDITION, COMPRISING 100 PARTS MILLED POLYCHLORO-2-BUTADIENE 1,3 SUBSTANTIALLY INSOLUBLE IN HYDROCARBON SOLVENT PRIOR TO MILLING AND ALONE HAVING OPTIMUM STICKINESS AND A PLASTICITY WITHIN THE APPROXIMATE ASTM NUMBER RANGE OF 280 TO 355 BASED ON A TEMPERATURE OF 80* C. AND SAID POLYMER BEING DISSOLVED IN ABOUT 250 TO 400 PARTS BY WEIGHT OF A HYDROCARBON SOLVENT, 1 TO 10 PARTS OF AN INITIAL TACK AND BOND STRENGTH IMPROVING RESIN OF THE GROUP CONSISTING OF WOOD ROSIN DERRIVATIVES, PHENOL-FORMALDEHYDE RESINS AND COUMARONE-INDENE RESIN, AND ABOUT 30 TO 70 PARTS BY WEIGHT FILLER OF WHICH AT LEAST ABOUT 40% IS MADE UP OF FIBERS.
Claim 2
Dependent Claim
134 words
A COATING COMPOSITION FOR SPREADING WITH A SPATULA OR THE LIKE AND HAVING GOOD ADHESIVE AND DRYING PROPERTIES, AND FLEXIBILITY TOGETHER WITH HIGH RESISTANCE TO COLD-FLOW AND WEAR IN THE DRY CONDITION, COMPRISING 100 PARTS MILLED POLYCHLORO-2-BUTADIENE 1,3 SUBSTANTIALLY INSOLUBLE IN HYDROCARBON SOLVENT PRIOR TO MILLING AND ALONE HAVING OPTIMUM STICKINESS AND A PLASTICITY WITHIN THE APPROXIMATE ASTM NUMBER RANGE OF 280 TO 355 BASED ON A TEMPERATURE OF 80* C. AND SAID POLYMER BEING DISSOLVED IN ABOUT 250 TO 400 PARTS BY WEIGHT OF A HYDROCARBON SOLVENT, 1 TO 10 PARTS OF AN INITIAL TACK AND BOND STRENGTH IMPROVING RESIN OF THE GROUP CONSISTING OF WOOD ROSIN DERRIVATIVES, PHENOL-FORMALDEHYDE RESINS AND COUMARONE-INDENE RESIN, AND ABOUT 30 TO 70 PARTS BY WEIGHT FILLER OF WHICH AT LEAST ABOUT 40% IS MADE UP OF FIBERS.
References Cited (Backward Citations)
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Cited
US1786907A
Cited
US2163609A
Cited
US2332000A
Cited
US2376854A
Cited
US2367481A
Cited
US2431001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |