US3042573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for manufacturing impregnated fibrous materials
Assignee: Cyclo Chemicals Ltd
•
Filing: 1958-12-15
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Granted: 1962-07-03
•
Expires: 1978-12-15
Abstract
No abstract record available.
Inventors
- 👤 Roberts Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:17
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/64; D04H1/655; D04H1/68; D06; D06B; D06B19/00; D06B19/0088; D06B19/0094; D06M; D06M23/00; D06M23/04; Y; Y10; Y10S; Y10S68/00; Y10S68/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A PROCESS FOR MANUFACTURING IMPREGNATED FIBROUS SHEET MATERIAL WHICH CONSISTS IN APPLYING AN IMPREGNANT IN THE FORM OF A FOAM AS A COATING ON TO ONE SURFACE OF A WEB OF FIBROUS SHEET MATERIAL, AND THEN FEEDING THE COATED WEB PAST A POSITION AT WHICH SUCTION IS APPLIED TO THE OPPOSITE SURFACE OF THE WEB TO SUCK THE IMPREGNANT INTO SAID FIBROUS SHEET MATERIAL.
Claim 2
Dependent Claim
64 words
A PROCESS FOR MANUFACTURING IMPREGNATED FIBROUS SHEET MATERIAL WHICH CONSISTS IN APPLYING AN IMPREGNANT IN THE FORM OF A FOAM AS A COATING ON TO ONE SURFACE OF A WEB OF FIBROUS SHEET MATERIAL, AND THEN FEEDING THE COATED WEB PAST A POSITION AT WHICH SUCTION IS APPLIED TO THE OPPOSITE SURFACE OF THE WEB TO SUCK THE IMPREGNANT INTO SAID FIBROUS SHEET MATERIAL.
References Cited (Backward Citations)
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US2719806A
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US2719795A
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US2711381A
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US2697056A
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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) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |