US3824217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyisocyanate-aryl dioxime adducts
Assignee: Lord Corp
•
Filing: 1972-11-22
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Granted: 1974-07-16
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Expires: 1992-11-22
Abstract
Abstract ADDUCTS OF ARYL DIOXIMES AND POLYISOCYANATES ARE DESCRIBED CONTAININNG FROM ONE TO TWO MOLES OF POLYISOCYANAATE PER MOLE OF DIOXIDE AND IN WHICH ALL OF THE OXIME GROUPS ARE REACTED WITH ISOCYANATE. THESE ADDUCTS ARE INCORPORATED IN CONVENTIONAL RUBBER-TO-METAL ADHESIVE COMPOSITIONS TO PROVIDE SINGLE-PACKAGE SHELF-STABLE ADHESIVES HAVING IMPROVED ADHESION.
Inventors
- 👤 W Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:29
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/72; C08G18/80; C08G18/8003; C08G18/8054; C08G18/8058; Y; Y10; Y10S; Y10S528/00; Y10S528/905; Y10S528/906
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) | 1977-07-15 | 1978-01-14 | 1978-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-15 | 1982-01-14 | 1982-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-15 | 1986-01-14 | 1986-07-16 | $7700.00 | Window Closed / Lapsed |