US2586473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wood laminate bonded with an adhesive comprising melamine formaldehyde resin and an ester of glycerol and sebacic acid
Assignee: Wyeth Holdings LLC
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Filing: 1946-09-07
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Granted: 1952-02-19
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Expires: 1966-09-07
Abstract
No abstract record available.
Inventors
- 👤 John C Mead
- 👤 William C Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:28
CPC Classifications
C; C09; C09J; C09J161/00; C09J161/20; C09J161/26; C09J161/28; C08; C08L; C08L61/00; C08L61/20; C09J167/00; C08L2666/00; C08L2666/02; C08L2666/14; C08L2666/18; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31786; Y10T428/3179; Y10T428/31942; Y10T428/31949; Y10T428/31957
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A THERMOSETTING ADHESIVE SUITABLE FOR RADIO FREQUENCY GLUING COMPRISING THERMOSETTING MELAMINE-FORMALDEHYDE RESIN AND 1% TO 5% OF AN ESTER OBTAINED BY REACTING SUBSTANTIALLY EQUAL MOLECULAR PROPORTIONS OF GLYCEROL AND SEBACIC ACID, SAID PERCENTAGE BEING BASED ON THE WEIGHT OF THE RESIN SOLID.
Claim 2
Dependent Claim
42 words
A THERMOSETTING ADHESIVE SUITABLE FOR RADIO FREQUENCY GLUING COMPRISING THERMOSETTING MELAMINE-FORMALDEHYDE RESIN AND 1% TO 5% OF AN ESTER OBTAINED BY REACTING SUBSTANTIALLY EQUAL MOLECULAR PROPORTIONS OF GLYCEROL AND SEBACIC ACID, SAID PERCENTAGE BEING BASED ON THE WEIGHT OF THE RESIN SOLID.
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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |