US2513432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid treatment of filamentary material
Assignee: Akzo Nobel UK PLC
•
Filing: 1945-08-14
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Granted: 1950-07-04
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Expires: 1965-08-14
Abstract
No abstract record available.
Inventors
- 👤 Wayne A Sisson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:48
CPC Classifications
D; D01; D01G; D01G99/00; D01G99/005; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0454; Y; Y10; Y10S; Y10S118/00; Y10S118/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A METHOD OF CONDITIONING FILAMENTARY MATERIAL WHICH COMPRISES CONTINUOUSLY PASSING A BUNDLE OF CONTINUOUS FILAMENTS IN COMPARATIVELY DRY CONDITION TO AND THROUGH A LIQUID-TREATING STAGE, AND THEN PASSING THE LIQUID-TREATED BUNDLE IN A PATH ALONG WHICH SUCCEEDING PORTIONS THEREOF CONTACT SUCCEEDING COMPARATIVELY DRY PORTIONS OF THE BUNDLE OF FILAMENTS ADVANCING TO THE LIQUID-TREATING STAGE TO TRANSFER EXCESS LIQUID FROM THE LIQUID-TREATED PORTIONS TO THE COMPARATIVELY DRY PORTIONS WITHOUT ANY APPRECIABLE COMPACTING OF THE BUNDLE.
Claim 2
Independent Claim
74 words
A METHOD OF CONDITIONING FILAMENTARY MATERIAL WHICH COMPRISES CONTINUOUSLY PASSING A BUNDLE OF CONTINUOUS FILAMENTS IN COMPARATIVELY DRY CONDITION TO AND THROUGH A LIQUID-TREATING STAGE, AND THEN PASSING THE LIQUID-TREATED BUNDLE IN A PATH ALONG WHICH SUCCEEDING PORTIONS THEREOF CONTACT SUCCEEDING COMPARATIVELY DRY PORTIONS OF THE BUNDLE OF FILAMENTS ADVANCING TO THE LIQUID-TREATING STAGE TO TRANSFER EXCESS LIQUID FROM THE LIQUID-TREATED PORTIONS TO THE COMPARATIVELY DRY PORTIONS WITHOUT ANY APPRECIABLE COMPACTING OF THE BUNDLE.
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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) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |