US2496440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiweb bonded paper products
Assignee: Stein Hall and Co Inc
•
Filing: 1946-11-14
•
Granted: 1950-02-07
•
Expires: 1966-11-14
Abstract
No abstract record available.
Inventors
- 👤 George V Caesar
- 👤 Jordan V Bauer
- 👤 Don M Hawley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:14
CPC Classifications
C; C09; C09J; C09J103/00; C09J103/02; C09J161/00; C09J161/20; C09J161/22; C09J161/24; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/26; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/24669; Y10T428/24694
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
AN ARTICLE OF MANUFACTURE COMPRISING A PLURALITY OF WEBS OF FIBROUS MATERIAL JOINED TOGETHER BY A WATER-RESISTANT BOND, SAID BOND BEING AN ADHESIVE COMPOSITION COMPRISING 15% TO 85% BY WEIGHT OF TOTAL SOLIDS OF STARCH GELATINIZED IN SITU, 5% BY WEIGHT OF TOTAL SOLIDS OF UREA-FORMALDEHYDE RESIN AND 5% TO 75% BY WEIGHT OF TOTAL SOLIDS OF HYDROSOL FORMING MATERIALS.
Claim 2
Dependent Claim
60 words
AN ARTICLE OF MANUFACTURE COMPRISING A PLURALITY OF WEBS OF FIBROUS MATERIAL JOINED TOGETHER BY A WATER-RESISTANT BOND, SAID BOND BEING AN ADHESIVE COMPOSITION COMPRISING 15% TO 85% BY WEIGHT OF TOTAL SOLIDS OF STARCH GELATINIZED IN SITU, 5% BY WEIGHT OF TOTAL SOLIDS OF UREA-FORMALDEHYDE RESIN AND 5% TO 75% BY WEIGHT OF TOTAL SOLIDS OF HYDROSOL FORMING MATERIALS.
References Cited (Backward Citations)
US2141313A
Cited
US2102937A
Cited
US2275314A
Cited
US2302310A
Cited
US2302309A
Cited
US2322887A
Cited
US2385714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |