US2697022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for treatment of textile materials
Assignee: Celanese Corp
•
Filing: 1950-10-06
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Granted: 1954-12-14
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Expires: 1970-10-06
Abstract
No abstract record available.
Inventors
- 👤 Gilbert E Moos
- 👤 Mouroe B Clemmer
- 👤 Richard D Carwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:27
CPC Classifications
D; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0481
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
APPARATUS FOR THE TREATMENT OF A TOW OF CONTINUOUS FILAMENTS WITH A LIQUID BATH, COMPRISING A CONTAINER FOR THE TREATING BATH, MEANS FOR FEEDING THE TOW TO AND THROUGH SAID CONTAINER FOR THE TREATING BATH, TOW OPENING MEANS FOR SEPARATING THE FILAMENTS OF THE TOW ONE FROM THE OTHER BEFORE THEY ENTER THE TREATING BATH AND MEANS FOR PREVENTING THE BUILD UP OF SUFFICIENT TENSION IN THE TOW AS IT PASSES THROUGH SAID CONTAINER FOR THE TREATING BATH TO CAUSE THE FILAMENTS OF THE TOW TO BE DRAWN TIGHTLY ONE AGAINST THE OTHER, SAID TENSION CONTROL MEANS
Claim 2
Dependent Claim
97 words
APPARATUS FOR THE TREATMENT OF A TOW OF CONTINUOUS FILAMENTS WITH A LIQUID BATH, COMPRISING A CONTAINER FOR THE TREATING BATH, MEANS FOR FEEDING THE TOW TO AND THROUGH SAID CONTAINER FOR THE TREATING BATH, TOW OPENING MEANS FOR SEPARATING THE FILAMENTS OF THE TOW ONE FROM THE OTHER BEFORE THEY ENTER THE TREATING BATH AND MEANS FOR PREVENTING THE BUILD UP OF SUFFICIENT TENSION IN THE TOW AS IT PASSES THROUGH SAID CONTAINER FOR THE TREATING BATH TO CAUSE THE FILAMENTS OF THE TOW TO BE DRAWN TIGHTLY ONE AGAINST THE OTHER, SAID TENSION CONTROL MEANS
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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) | 1957-12-13 | 1958-06-14 | 1958-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-13 | 1962-06-14 | 1962-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-13 | 1966-06-14 | 1966-12-14 | $7700.00 | Window Closed / Lapsed |