US3734918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wood adhesive
Assignee: BASF SE
•
Filing: 1971-04-23
•
Granted: 1973-05-22
•
Expires: 1991-04-23
Abstract
Abstract A PROCESS FOR THE PRODUCTION OF AN AMINOPLAST ADHESIVE RESIN FOR THE PREPARATION OF WEATHERPROOF ADHESIVE JOINTS IN WHICH MELAMINE UREA, AND A SMALL AMOUNT OF PHENOL
Inventors
- 👤 J Mayer
- 👤 Hellerau C Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:44
CPC Classifications
C; C08; C08G; C08G14/00; C08G14/02; C08G14/04; C08G14/06; C09; C09J; C09J161/00; C09J161/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-21 | 1976-11-20 | 1977-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-21 | 1980-11-20 | 1981-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-21 | 1984-11-20 | 1985-05-22 | $7700.00 | Window Closed / Lapsed |