US3519698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thickenable unsaturated polyester resin system
Assignee: Beazer East Inc
•
Filing: 1967-11-01
•
Granted: 1970-07-07
•
Expires: 1987-11-01
Abstract
No abstract record available.
Inventors
- 👤 Melvin E Baum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:19
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/15; C08K5/151; C08K5/1535; C08G; C08G63/00; C08G63/68; C08G63/692; C08G63/6924; C08G63/6928; C08L; C08L67/00; C08L67/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2911389A
Cited
US3450669A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |