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US3175339A
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US
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Conjugated cellulosic filaments
Assignee: FMC Corp
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Filing: 1959-10-30
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Granted: 1965-03-30
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Expires: 1979-10-30
Abstract
No abstract record available.
Inventors
- 👤 Robert L Mcdowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:25
CPC Classifications
D; D01; D01F; D01F8/00; D01F8/02; B; B01; B01D; B01D39/00; C; C01; C01B; C01B32/00; C01B32/30; C01B32/354; C01B32/382; D01D; D01D5/00; D01D5/06; D01D5/28; D01D5/30; D01F1/00; D01F1/02; D01F1/10; Y; Y10; Y10S; Y10S264/00; Y10S264/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A CONTACT MATERIAL COMPRISING A PLURALITY OF COMPONENTS OF FILAMENT-FORMING MATERIAL INTEGRALLY JOINED TOGETHER ALONG THEIR ENTIRE LENGTHS TO FORM A PELLICLE, AT LEAST ONE COMPONENT CONTAINING A SUBSTANTIAL AMOUNT OF A FINELY-DIVDED CONTACT AGENT DISTRIBUTED UNIFORMLY WITHIN AND FORMING AN INTEGRAL PART OF SAID COMPONENT, SAID ONE COMPONENE BEING EXPOSED ALONG IT ENTIRE LENGTH AND AT LEAST ONE OTHER COMPONENT BEING SUBSTANTIALLY FREE OF CONTACT AGENT, SAID SUBSTANTIAL AMOUNT OF CONTACT AGENT BEING A QUANTITY SUFFICIENT TO MAINTAIN THE ACTIVITY THEREOF APPROXIMATELY E QUIVALENT TO THAT OF THE FREE CONTACT AGENT.
Claim 2
Dependent Claim
92 words
A CONTACT MATERIAL COMPRISING A PLURALITY OF COMPONENTS OF FILAMENT-FORMING MATERIAL INTEGRALLY JOINED TOGETHER ALONG THEIR ENTIRE LENGTHS TO FORM A PELLICLE, AT LEAST ONE COMPONENT CONTAINING A SUBSTANTIAL AMOUNT OF A FINELY-DIVDED CONTACT AGENT DISTRIBUTED UNIFORMLY WITHIN AND FORMING AN INTEGRAL PART OF SAID COMPONENT, SAID ONE COMPONENE BEING EXPOSED ALONG IT ENTIRE LENGTH AND AT LEAST ONE OTHER COMPONENT BEING SUBSTANTIALLY FREE OF CONTACT AGENT, SAID SUBSTANTIAL AMOUNT OF CONTACT AGENT BEING A QUANTITY SUFFICIENT TO MAINTAIN THE ACTIVITY THEREOF APPROXIMATELY E QUIVALENT TO THAT OF THE FREE CONTACT AGENT.
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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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |