Patent US2495808A successfully refreshed from Google Patents.
US2495808A
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Process of impregnating thick textile fabrics with gum
Assignee: Colmant and Cuvelier Ets SA
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Filing: 1947-07-19
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Granted: 1950-01-31
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Expires: 1967-07-19
Abstract
No abstract record available.
Inventors
- 👤 Colmant Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:51
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/08; D04H3/12; B; B29; B29B; B29B15/00; B29B15/08; B29B15/10; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/16; B29C70/20; B29C70/202; D04H3/02; D04H3/04; D04H3/07; D04H3/10; D04H3/115; D06; D06M; D06M13/00; D06M13/02; D06M17/00; D06M23/00; D06Q; D06Q1/00; D06Q1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
IN A PROCESS OF PREPARING THICK TEXTILE FABRICS INPREGNATED WITH GUM, INTRODUCING INTO THE FABRIC DURING THE WEAVING THEREOF THREADS FORMING REMOVABLE CORES FROM SIDE TO SIDE OF SAID FABRIC, WITHDRAWING SAID THREADS FROM THE FABRIC THEREBY LEAVING RECESSES IN SAID FABRIC, THEN IMPREGNATING SAID FABRIC WITH GUM AND CAUSING THE GUM TO HAVE ACCESS THROUGH SAID RECESSES TO THE INTERSTICES BETWEEN THE FIBRES OF SAID FABRIC.
Claim 2
Dependent Claim
67 words
IN A PROCESS OF PREPARING THICK TEXTILE FABRICS INPREGNATED WITH GUM, INTRODUCING INTO THE FABRIC DURING THE WEAVING THEREOF THREADS FORMING REMOVABLE CORES FROM SIDE TO SIDE OF SAID FABRIC, WITHDRAWING SAID THREADS FROM THE FABRIC THEREBY LEAVING RECESSES IN SAID FABRIC, THEN IMPREGNATING SAID FABRIC WITH GUM AND CAUSING THE GUM TO HAVE ACCESS THROUGH SAID RECESSES TO THE INTERSTICES BETWEEN THE FIBRES OF SAID FABRIC.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-30 | 1953-08-01 | 1954-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-30 | 1957-08-01 | 1958-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-30 | 1961-08-01 | 1962-01-31 | $7700.00 | Window Closed / Lapsed |