US3318987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of multi-component spinning
Assignee: Monsanto Co
•
Filing: 1963-09-09
•
Granted: 1967-05-09
•
Expires: 1983-09-09
Abstract
No abstract record available.
Inventors
- 👤 Warren E Fitzgerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:25
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/28; D01D5/30; D01D5/32; Y; Y10; Y10S; Y10S264/00; Y10S264/26; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
AN IMPROVED PROCESS FOR PRODUCING MULTI-COMPONENT FILAMENTARY STRUCTURES WHICH EXHIBIT A CONTROLLED VARIATION IN COMPONENT DISTRIBUTION RATIO ALONG THEIR RESPECTIVE LENGTHS COMPRISING THE STEPS OF SUCCESSIVELY MERGING IN A LAMINAR FASHION TWO OR MORE DIVERSE SPINNABLE COMPONENTS IN ALTERNATING SEQUENCE TO THEREBY GENERATE A MULTI-COMPONENTS STREAM COMPOSED OF AT LEAST THREE UNBLENDED COMPONENTS ARRANGED IN A PRE-DETERMINED PATTERN AND HAVING SHARP LINES OF DEMARCATION BETWEEN ADJACENT COMPONENTS, CONVEYING SAID JPATTERN STREAM TO A REMOTELY POSITIONED SPINNERET HAVING AN ORIFICE PATTERN OF A PREDETERMINED DEGREE OF CORRESPONDENCE WITH THE PATTERN OF SAID STREAM, WHEREBY EACH LINE OF DEMARCATION IS CAUSED TO INTERSECT A CHOSEN GROUP OF SAID ORIFICES, INDUCING A TIMED FLUCTUATION IN THE POSITION OF AT LEAST ONE OF SAID LINES OF DEMARCATION RELATIVE TO ITS ASSOCIATED GROUP OF ORIFICES TO THEREBY EFFECT A TIMED VARIATIN IN THE RATION OF COMPONENT MEDIUMS ISSUING FROM A GIVEN ORIFICE.
Claim 2
Dependent Claim
147 words
AN IMPROVED PROCESS FOR PRODUCING MULTI-COMPONENT FILAMENTARY STRUCTURES WHICH EXHIBIT A CONTROLLED VARIATION IN COMPONENT DISTRIBUTION RATIO ALONG THEIR RESPECTIVE LENGTHS COMPRISING THE STEPS OF SUCCESSIVELY MERGING IN A LAMINAR FASHION TWO OR MORE DIVERSE SPINNABLE COMPONENTS IN ALTERNATING SEQUENCE TO THEREBY GENERATE A MULTI-COMPONENTS STREAM COMPOSED OF AT LEAST THREE UNBLENDED COMPONENTS ARRANGED IN A PRE-DETERMINED PATTERN AND HAVING SHARP LINES OF DEMARCATION BETWEEN ADJACENT COMPONENTS, CONVEYING SAID JPATTERN STREAM TO A REMOTELY POSITIONED SPINNERET HAVING AN ORIFICE PATTERN OF A PREDETERMINED DEGREE OF CORRESPONDENCE WITH THE PATTERN OF SAID STREAM, WHEREBY EACH LINE OF DEMARCATION IS CAUSED TO INTERSECT A CHOSEN GROUP OF SAID ORIFICES, INDUCING A TIMED FLUCTUATION IN THE POSITION OF AT LEAST ONE OF SAID LINES OF DEMARCATION RELATIVE TO ITS ASSOCIATED GROUP OF ORIFICES TO THEREBY EFFECT A TIMED VARIATIN IN THE RATION OF COMPONENT MEDIUMS ISSUING FROM A GIVEN ORIFICE.
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US2866256A
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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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |