US2886403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the liquid treatment of continuous filamentary material
Assignee: Wyeth Holdings LLC
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Filing: 1956-01-31
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Granted: 1959-05-12
•
Expires: 1976-01-31
Abstract
No abstract record available.
Inventors
- 👤 William N Sellers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:33
CPC Classifications
D; D06; D06M; D06M23/00; D06M23/02; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/06; D06B; D06B3/00; D06B3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN THE PROCESSING OF UNFABRICATED, CONTINUOUS, FILAMENTARY MATERIAL, THE METHOD OF CONTINUOUSLY TREATING, WITH A LIQUID FILAMENTARY MATERIAL WHEREIN ALL OF THE FILAMENTS THEREOF ARE PARALLEL AND ARE OF CONTINUOUS LENGTH, SAID METHOD COMPRISES CAUSING SAID FILAMENTARY MATERIAL TO TRAVEL CONTINUOUSLY IN AN UPWARDAND DOWNWARD SEROENTINE PATH AND TO ENTER A COMPARTMENTED, LIQUID-TREATING BATH AT THE BASE OF ITS PATH OF TRAVEL; CONTINUOUSLY DIRECTING A TREATING LIQUID AGAINST EACH SIDE OF EACH OF THE UPWARDLY AND DOWNWARDLY MOVING SECTIONS OF THE CONTINUOUS FILAMENTARY MATERIAL AT SUPPLY POINTS NEAR THE APEXES OF THE SAID SECTIONS; CONTINUOUSLY WITHDRAWING LIQUID FROM COMPARTMENTS OF THE SAID TREATING BATH; AND CONTINUOUSLY CONDUCTING THE LIQUID THAT HAS BEEN WITHDRAWING FROM INDIVIDUAL COMPARTMENTS TO THE CORRESPONDING SUPPLY POINTS POSITIONED ABOUT THE INDIVIDUAL COMPARTMENT.
Claim 2
Dependent Claim
126 words
IN THE PROCESSING OF UNFABRICATED, CONTINUOUS, FILAMENTARY MATERIAL, THE METHOD OF CONTINUOUSLY TREATING, WITH A LIQUID FILAMENTARY MATERIAL WHEREIN ALL OF THE FILAMENTS THEREOF ARE PARALLEL AND ARE OF CONTINUOUS LENGTH, SAID METHOD COMPRISES CAUSING SAID FILAMENTARY MATERIAL TO TRAVEL CONTINUOUSLY IN AN UPWARDAND DOWNWARD SEROENTINE PATH AND TO ENTER A COMPARTMENTED, LIQUID-TREATING BATH AT THE BASE OF ITS PATH OF TRAVEL; CONTINUOUSLY DIRECTING A TREATING LIQUID AGAINST EACH SIDE OF EACH OF THE UPWARDLY AND DOWNWARDLY MOVING SECTIONS OF THE CONTINUOUS FILAMENTARY MATERIAL AT SUPPLY POINTS NEAR THE APEXES OF THE SAID SECTIONS; CONTINUOUSLY WITHDRAWING LIQUID FROM COMPARTMENTS OF THE SAID TREATING BATH; AND CONTINUOUSLY CONDUCTING THE LIQUID THAT HAS BEEN WITHDRAWING FROM INDIVIDUAL COMPARTMENTS TO THE CORRESPONDING SUPPLY POINTS POSITIONED ABOUT THE INDIVIDUAL COMPARTMENT.
References Cited (Backward Citations)
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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) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |