US2834991A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing compounding ingredients for rubber
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1954-01-15
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Granted: 1958-05-20
•
Expires: 1974-01-15
Abstract
No abstract record available.
Inventors
- 👤 Albert F Hardman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:52
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/20; C08J3/22; C08J3/226; C08J2321/00; C08J2421/00; Y; Y10; Y10S; Y10S425/00; Y10S425/101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
THE METHOD OF PREPARING A PULVERULENT COMPOUNDING INGREDIENT FOR RUBBER WHICH COMPRISES MIXING IN AN AQUEOUS SOLUTION CONTAINING A SOLIDS CONTENT OF BETWEEN 60 AND 80% BY WEIGHT OF THE TOTAL MASS, A POWDERED MATERIAL WITH FROM 1 TO 10% BY WEIGHT OF SAID POWDERED MATERIAL OF A LATEX, EXTRUDING THE MIXTURE AS CONTINUOUS STRINGS OF RODS FLANGING IN DIAMETER FROM 1/16 TO 5/16 INCH, REMOVING MOISTURE FROM SAID CONTINUOUS RODS OR STRINGS WHILE SUPPORTING THE SAME ALONG THEIR LENGTH TO DRY THE STRINGS OR RODS AND SIMULTANEOUSLY REDUCE THE CONTINUOUS STRINGS OR RODS TO DISCONTINUOUS LENGTHS AND COLLECTING THE DISCONTINUOUS STRINGS OR RODS IN LENGHTS VARYING FROM 1/4 TO 11/2 INCHES.
Claim 2
Independent Claim
112 words
THE METHOD OF PREPARING A PULVERULENT COMPOUNDING INGREDIENT FOR RUBBER WHICH COMPRISES MIXING IN AN AQUEOUS SOLUTION CONTAINING A SOLIDS CONTENT OF BETWEEN 60 AND 80% BY WEIGHT OF THE TOTAL MASS, A POWDERED MATERIAL WITH FROM 1 TO 10% BY WEIGHT OF SAID POWDERED MATERIAL OF A LATEX, EXTRUDING THE MIXTURE AS CONTINUOUS STRINGS OF RODS FLANGING IN DIAMETER FROM 1/16 TO 5/16 INCH, REMOVING MOISTURE FROM SAID CONTINUOUS RODS OR STRINGS WHILE SUPPORTING THE SAME ALONG THEIR LENGTH TO DRY THE STRINGS OR RODS AND SIMULTANEOUSLY REDUCE THE CONTINUOUS STRINGS OR RODS TO DISCONTINUOUS LENGTHS AND COLLECTING THE DISCONTINUOUS STRINGS OR RODS IN LENGHTS VARYING FROM 1/4 TO 11/2 INCHES.
References Cited (Backward Citations)
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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) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |