US3532652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyisocyanate-acrylate polymer adhesives
Assignee: PPG Industries Inc
•
Filing: 1966-07-14
•
Granted: 1970-10-06
•
Expires: 1986-07-14
Abstract
No abstract record available.
Inventors
- 👤 Donald H Zang
- 👤 William Lader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:34
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6216; C08G18/6266; C08G18/625; C08G2170/00; C08G2170/40; C09; C09J; C09J2301/00; C09J2301/30; C09J2301/302; Y; Y10; Y10S; Y10S528/00; Y10S528/905; Y10T; Y10T428/00; Y10T428/14; Y10T428/1424; Y10T428/28; Y10T428/2852; Y10T428/2878; Y10T428/2891; Y10T428/2896; Y10T428/31504; Y10T428/31551; Y10T428/31573; Y10T428/3158
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3028367A
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US3108986A
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US3298990A
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US3321349A
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US3246049A
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US3409595A
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US3284415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |