Patent US3199214A successfully refreshed from Google Patents.
US3199214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating wet moving tow bands of filamentary material
Assignee: Wyeth Holdings LLC
•
Filing: 1961-10-13
•
Granted: 1965-08-10
•
Expires: 1981-10-13
Abstract
No abstract record available.
Inventors
- 👤 William R Osban
- 👤 John W Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:04
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/24; F26B13/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A METHOD FOR PREPARING A WET MOVING TOW BAND FOR SUBSEQUENT TREATMENT BY REMOVING A PORTION OF THE EXCESS LIQUID ENTRAINED THEREIN AND SLIGHTLY OPENING UP THE TOW TO PROVIDE GAS PASSAGEWAYS THEREIN, COMPRISING PASSING ONE SIDE OF THE WET TOW BAND UNDER TENSION ACROSS A WALL OF A FIRST CONDUIT MEANS PROVIDED WITH ORIFICE MEANS; DIRECTING GAS MOVING AT HIGH VELOCITY FROM SAID ORIFICE MEANS AGAINST SAID ONE SIDE OF THE TWO BAND AS IT PASSES ACROSS AND IS DEFLECTED BY SAID CONDUIT WALL; PASSING THE OTHER SIDE OF THE WEET TOW BAND UNDER TENSION ACROSS A WALL OF A SECOND CONDUIT MEANS PROVIDED WITH ORIFICE MEANS; AND DIRECTING GAS MOVING AT HIGH VELOCITY FROM SAID ORIFICE MEANS AGAINST SAID OTHER SIDE OF SAID TOW BAND AS IT PASSES ACROSS AND IS DEFLECTED BY SAID SECOND CONDUIT WALL.
Claim 2
Independent Claim
139 words
A METHOD FOR PREPARING A WET MOVING TOW BAND FOR SUBSEQUENT TREATMENT BY REMOVING A PORTION OF THE EXCESS LIQUID ENTRAINED THEREIN AND SLIGHTLY OPENING UP THE TOW TO PROVIDE GAS PASSAGEWAYS THEREIN, COMPRISING PASSING ONE SIDE OF THE WET TOW BAND UNDER TENSION ACROSS A WALL OF A FIRST CONDUIT MEANS PROVIDED WITH ORIFICE MEANS; DIRECTING GAS MOVING AT HIGH VELOCITY FROM SAID ORIFICE MEANS AGAINST SAID ONE SIDE OF THE TWO BAND AS IT PASSES ACROSS AND IS DEFLECTED BY SAID CONDUIT WALL; PASSING THE OTHER SIDE OF THE WEET TOW BAND UNDER TENSION ACROSS A WALL OF A SECOND CONDUIT MEANS PROVIDED WITH ORIFICE MEANS; AND DIRECTING GAS MOVING AT HIGH VELOCITY FROM SAID ORIFICE MEANS AGAINST SAID OTHER SIDE OF SAID TOW BAND AS IT PASSES ACROSS AND IS DEFLECTED BY SAID SECOND CONDUIT WALL.
References Cited (Backward Citations)
US347360A
Cited
US1032713A
Cited
US2099160A
Cited
US2236056A
Cited
US2255859A
Cited
US2289753A
Cited
US2393243A
Cited
US2440648A
Cited
US2689196A
Cited
CH326507A
Cited
US2900738A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |