US3066006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of processing a tow
Assignee: Wyeth Holdings LLC
•
Filing: 1960-04-29
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Granted: 1962-11-27
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Expires: 1980-04-29
Abstract
No abstract record available.
Inventors
- 👤 Sonnino Mario
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:57
CPC Classifications
D; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0481; D01D10/02; Y; Y10; Y10S; Y10S264/00; Y10S264/28; Y10S264/47
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
THE METHOD WHICH COMPRISES INTRODUCING A TOW OF FILAMENTARY MATERIAL INTO AN OUTER ZONE HAVING TWO-INLET AND OUTLET PORTS AND MAINTAINED UNDER SUPERATMOSPHERIC PRESSURE; HYDRAULICALY SEALING THE INLET PORT THROUGH WHICH SAID TOW ENTERS SAID OUTER ZONE; POSITIVELY FEEDING SAID TOW FROM SAID OUTER ZONE INTO THE INLET OF AN INNER, TREATING ZONE IN THE FORM OF A J, SAID TREATING ZONE ALSO BEING UNDER SUPERATMOSPHERIC PRESSURE; MAINTAINING A RESERVIOR OF HOT, FLUID MEDIUM IN SAID OUTER ZONE;CIRCULATING SAID HOT, FLUID MEDIUM FROM SAID OUTER ZONE TO SAID TREATING ZONE; TREATING THE TOW, WHILE IT IS AN A RELAXED STATE, FOR FROM 1/6 MINUTES TO 60 MINUTES IN SAID TREATING ZONE WITH SAID HOT, FLUID MEDIUM WHICH IS AT A TEMPERATURE ABOVE 100*C., AND CONDUCTING THE TREATED TOW FROM THE OUTLET OF SAID TREATING ZONE INTO AND OUT OF SAID OUTER ZONE WHILE HYDRAULICALLY SEALING THE OUTLET PORT THROUGHT WHICH SAID TOW LEAVES SAID OUTER ZONE.
Claim 2
Independent Claim
156 words
THE METHOD WHICH COMPRISES INTRODUCING A TOW OF FILAMENTARY MATERIAL INTO AN OUTER ZONE HAVING TWO-INLET AND OUTLET PORTS AND MAINTAINED UNDER SUPERATMOSPHERIC PRESSURE; HYDRAULICALY SEALING THE INLET PORT THROUGH WHICH SAID TOW ENTERS SAID OUTER ZONE; POSITIVELY FEEDING SAID TOW FROM SAID OUTER ZONE INTO THE INLET OF AN INNER, TREATING ZONE IN THE FORM OF A J, SAID TREATING ZONE ALSO BEING UNDER SUPERATMOSPHERIC PRESSURE; MAINTAINING A RESERVIOR OF HOT, FLUID MEDIUM IN SAID OUTER ZONE;CIRCULATING SAID HOT, FLUID MEDIUM FROM SAID OUTER ZONE TO SAID TREATING ZONE; TREATING THE TOW, WHILE IT IS AN A RELAXED STATE, FOR FROM 1/6 MINUTES TO 60 MINUTES IN SAID TREATING ZONE WITH SAID HOT, FLUID MEDIUM WHICH IS AT A TEMPERATURE ABOVE 100*C., AND CONDUCTING THE TREATED TOW FROM THE OUTLET OF SAID TREATING ZONE INTO AND OUT OF SAID OUTER ZONE WHILE HYDRAULICALLY SEALING THE OUTLET PORT THROUGHT WHICH SAID TOW LEAVES SAID OUTER ZONE.
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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) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |