US2600388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of bonding using heat sealing protein adhesives
Assignee: Individual
•
Filing: 1949-04-05
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Granted: 1952-06-17
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Expires: 1969-04-05
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Beckel
- 👤 John C Cowan
- 👤 Paul A Belter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:23
CPC Classifications
C; C09; C09J; C09J189/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31844
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
87 words
IN A METHOD OF BONDING TWO SURFACES BY COATING ONE OR BOTH OF SAID SURFACES WITH BONDING MATERIAL AND APPLYING HEAT AND SUFFICIENT PRESSURE TO INSURE CONTACT BETWEEN THE TWO SURFACES, THE IMPROVEMENT COMPRISING EMPLOYING AS THE BONDING MATERIAL AN AIR DRY FILM OF AN AQUEOUS AT LEAST TEN PERCENT SOLIDS DISPERSION OF A GELABLE MATERIAL PRODUCTED BY TREATING SOYBEAN MATERIAL TO REMOVE THE OIL AND THE AOCOHOL-SOLUBLE MATERIAL, EXTRACTING THE RESIDUE WITH WATER, TO SEPARATE THE GELABLE MATERIAL FROM THE WATER INSOLUBLE PORTION OF THE RESIDUE.
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) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |