US3127729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making bulk yarn
Assignee: Eastman Kodak Co
•
Filing: 1959-04-29
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Granted: 1964-04-07
•
Expires: 1979-04-29
Abstract
No abstract record available.
Inventors
- 👤 William I Head
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:09
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; D02G1/161
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
AN APPARATUS FOR THE PRODUCTION OF BLOWN YARN, A GAS JET ADAPTED TO RECEIVE THE MULTIFILAMENT YARN TO BE CONVERTED INTO SAID BLOWN YARN, MEANS FOR WITHDRAWING THE BLOWN YARN FROM THE JUET, A CONDUIT FOR SUPPLYING GAS TO THE JET, THE IMPROVEMENT FEATURES WHICH INCLUDE MEANS IN ASSOCIATION WITH SAID GAS CONDUIT COMPRISING IN SERIES A PREFILTER, AN ABSOLUTE FILTER, A COMPRESSOR, A HEATER AND A FINAL FILTER FOR IMPROVING THE GAS BEFORE IT ENTERS THE JET, AND AN EXHAUST SYSTEM AT LEAT SUBSTANTIALLY COMPLETELY ENCLOSING THE EXIT FROM SAID JET, SAID EXHAUST SYSTEM IN-
Claim 2
Independent Claim
96 words
AN APPARATUS FOR THE PRODUCTION OF BLOWN YARN, A GAS JET ADAPTED TO RECEIVE THE MULTIFILAMENT YARN TO BE CONVERTED INTO SAID BLOWN YARN, MEANS FOR WITHDRAWING THE BLOWN YARN FROM THE JUET, A CONDUIT FOR SUPPLYING GAS TO THE JET, THE IMPROVEMENT FEATURES WHICH INCLUDE MEANS IN ASSOCIATION WITH SAID GAS CONDUIT COMPRISING IN SERIES A PREFILTER, AN ABSOLUTE FILTER, A COMPRESSOR, A HEATER AND A FINAL FILTER FOR IMPROVING THE GAS BEFORE IT ENTERS THE JET, AND AN EXHAUST SYSTEM AT LEAT SUBSTANTIALLY COMPLETELY ENCLOSING THE EXIT FROM SAID JET, SAID EXHAUST SYSTEM IN-
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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) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |