Patent US3242002A successfully refreshed from Google Patents.
US3242002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of anchoring organic polymer coating to cellulosic material and coated sheet
Assignee: FMC Corp
•
Filing: 1962-02-19
•
Granted: 1966-03-22
•
Expires: 1982-02-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Wilbur T Brader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:40
CPC Classifications
B; B32; B32B; B32B23/00; B32B23/04; B32B23/08; C; C08; C08J; C08J7/00; C08J7/04; C08J7/042; C08J7/043; C08J7/052; C08J2301/00; C08J2427/00; C08J2427/02; C08J2427/04; C08J2427/08; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31855; Y10T428/3188; Y10T428/31884; Y10T428/31888; Y10T428/31891
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
37 words
A NON-FIBROUS, FLEXIBLE CELLULOSIC SHEET HAVING ON AT LEAST ONE SURFACE THEREOF A COATING OF LESS THAN 0.1 MIL OF A LOWER ALIPHATIC PERACID OXIDIZED POLYBUTADIENE RESIN HAVING AN EPOXY CONTENT OF AT LEAST 5% BY WEIGHT.
Claim 2
Dependent Claim
37 words
A NON-FIBROUS, FLEXIBLE CELLULOSIC SHEET HAVING ON AT LEAST ONE SURFACE THEREOF A COATING OF LESS THAN 0.1 MIL OF A LOWER ALIPHATIC PERACID OXIDIZED POLYBUTADIENE RESIN HAVING AN EPOXY CONTENT OF AT LEAST 5% BY WEIGHT.
Claim 3
Independent Claim
58 words
A METHOD OF FORMING A COMPOSITE SHEET WHICH COMPRISES APPLYING AN ORGANIC SOLVENT SOLUTION OF FROM ABOUT 1% TO ABOUT 5% BY WEIGHT OF A LOWER ALIPHATIC PERACID OXIDIZED POLYBUTADIENE RESIN HAVING AN EPOXY CONTENT OF AT LEAST 5% BY WEIGHT TO A NON-FIBRUOUR, FLEXIBLE CELLULOSIC SHEET, EVAPORATING THE SOLVENT, AND COATING THE SHEET WITH AN ORGANIC POLYMER.
Claim 4
Independent Claim
58 words
A METHOD OF FORMING A COMPOSITE SHEET WHICH COMPRISES APPLYING AN ORGANIC SOLVENT SOLUTION OF FROM ABOUT 1% TO ABOUT 5% BY WEIGHT OF A LOWER ALIPHATIC PERACID OXIDIZED POLYBUTADIENE RESIN HAVING AN EPOXY CONTENT OF AT LEAST 5% BY WEIGHT TO A NON-FIBRUOUR, FLEXIBLE CELLULOSIC SHEET, EVAPORATING THE SOLVENT, AND COATING THE SHEET WITH AN ORGANIC POLYMER.
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |