US2961348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible reinforced fibrous sheeting
Assignee: International Latex Corp
•
Filing: 1957-05-14
•
Granted: 1960-11-22
•
Expires: 1977-05-14
Abstract
No abstract record available.
Inventors
- 👤 Larry P Finnegan
- 👤 Verle A Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:57
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/34; D21H17/41; D21H17/42; D21H17/43; C; C09; C09J; C09J7/00; C09J7/20; C09J7/205; C09J7/21; D21H17/35; Y; Y10; Y10S; Y10S260/00; Y10S260/31; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2971
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A FLEXIBLE NON-WOVEN FIBROUS REINFORCED SHEETING HAVING HIGH DEGREE OF INTERNAL BONDING THROUGHOUT THE INTERSTICES OF THE FIBERS COMPARING A THIN WEB OF FIBROUS SHEETING INTERNALLY BONDED BY THE BONDING TOGETHER OF THE FIBERS BY POLYMER PARTICLES DEPOSITED IN THE WEB FROM AN AQUEOUS EMULSION OF AN ACIDIC COPOLYMER, SAID COPOLYMER FORMING ABOUT 30 TO ABOUT 60 PERCENT BY WEIGHT OF THE INTERNALLY BONDED SHEETING AND CONSISTING ESSENTIALLY OF A COPOLYMER OF FROM ABOUT 60 TO ABOUT 95 PERCENT BY WEIGHT OF AT LEAST ONE POLYMERIZABLE CONJUGATED DIENE COMPOUND SELECTED FROM THE CLASS CONSISTING OF CONJUGATED DIENES AND CONJUGATED CHLORO-DIENES HAVING FROM 4 RO ABOUT 10 CARBON ATOMS, FROM ABOUT 1 TO ABOUT 30 PERCENT BY WEIGHT OF AT LEAST ONE POLYMERIZABLE VINYL COMPOUND SELECTED FROM THE GROUP CONSISTING OF ACRYLONITRILE, STYRENE, ESTERS OF ACRYLIC AND METHACRYLIC ACIDS FORMED FROM ALIPHATIC ALCOHOLS HAVING FROM 1 TO ABOUT 10 CARBON ATOMS, AND FROM ABOUT 1 TO ABOUT 40 PERCENT BY WEIGHT OF AT LEAST ONE POLYMERIZABLE ETHYLENICALLY UNSATURATED MONOCARBOXYLIC ACID HAVING THE FORMULA:
Claim 2
Dependent Claim
172 words
A FLEXIBLE NON-WOVEN FIBROUS REINFORCED SHEETING HAVING HIGH DEGREE OF INTERNAL BONDING THROUGHOUT THE INTERSTICES OF THE FIBERS COMPARING A THIN WEB OF FIBROUS SHEETING INTERNALLY BONDED BY THE BONDING TOGETHER OF THE FIBERS BY POLYMER PARTICLES DEPOSITED IN THE WEB FROM AN AQUEOUS EMULSION OF AN ACIDIC COPOLYMER, SAID COPOLYMER FORMING ABOUT 30 TO ABOUT 60 PERCENT BY WEIGHT OF THE INTERNALLY BONDED SHEETING AND CONSISTING ESSENTIALLY OF A COPOLYMER OF FROM ABOUT 60 TO ABOUT 95 PERCENT BY WEIGHT OF AT LEAST ONE POLYMERIZABLE CONJUGATED DIENE COMPOUND SELECTED FROM THE CLASS CONSISTING OF CONJUGATED DIENES AND CONJUGATED CHLORO-DIENES HAVING FROM 4 RO ABOUT 10 CARBON ATOMS, FROM ABOUT 1 TO ABOUT 30 PERCENT BY WEIGHT OF AT LEAST ONE POLYMERIZABLE VINYL COMPOUND SELECTED FROM THE GROUP CONSISTING OF ACRYLONITRILE, STYRENE, ESTERS OF ACRYLIC AND METHACRYLIC ACIDS FORMED FROM ALIPHATIC ALCOHOLS HAVING FROM 1 TO ABOUT 10 CARBON ATOMS, AND FROM ABOUT 1 TO ABOUT 40 PERCENT BY WEIGHT OF AT LEAST ONE POLYMERIZABLE ETHYLENICALLY UNSATURATED MONOCARBOXYLIC ACID HAVING THE FORMULA:
References Cited (Backward Citations)
US2340358A
Cited
US2719806A
Cited
US2719802A
Cited
US2726967A
Cited
US2783166A
Cited
US2791520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |