US2721371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging of yarns and filaments
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1953-01-05
•
Granted: 1955-10-25
•
Expires: 1973-01-05
Abstract
No abstract record available.
Inventors
- 👤 Hodkinson John
- 👤 Lipscomb Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:57
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/76; B65H54/80; D; D01; D01D; D01D7/00; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/313; B65H2701/3132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
APPARATUS FOR PACKINIG ELONGATED YARN-LIKE MATERIAL COMPRISING A CONTAINER, A GUIDE FOR SAID MATERIAL DIRECTED TOWARD SAID CONTAINER, A JET DISPOSED BETWEEN SAID GUIDE AND SAID CONTAINER AND DIRECTED ACROSS THE MATERIAL PATH, MEANS FOR CONDUCTING PRESSURE GAS TO SAID JET, AND A SHUTTER ARANGED TO PASS INTERMITTENTLY BETWEEN SAID JET AND THE MATERIAL PATH.
Claim 2
Dependent Claim
55 words
APPARATUS FOR PACKINIG ELONGATED YARN-LIKE MATERIAL COMPRISING A CONTAINER, A GUIDE FOR SAID MATERIAL DIRECTED TOWARD SAID CONTAINER, A JET DISPOSED BETWEEN SAID GUIDE AND SAID CONTAINER AND DIRECTED ACROSS THE MATERIAL PATH, MEANS FOR CONDUCTING PRESSURE GAS TO SAID JET, AND A SHUTTER ARANGED TO PASS INTERMITTENTLY BETWEEN SAID JET AND THE MATERIAL PATH.
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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) | 1958-10-24 | 1959-04-25 | 1959-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-24 | 1963-04-25 | 1963-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-24 | 1967-04-25 | 1967-10-25 | $7700.00 | Window Closed / Lapsed |