Patent US3778407A successfully refreshed from Google Patents.
US3778407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame-proof glass-fiber-reinforced polyamide containing phosphorus
Assignee: BASF SE
•
Filing: 1972-04-24
•
Granted: 1973-12-11
•
Expires: 1992-04-24
Abstract
Abstract SELF-EXTINGUISHING GLASS-FIBER-REINFORCED MOLDING COMPOSITION BASED ON GLASS-FIBER-REINFORCED POLYAMIDE CONTAINING RED PHOSPHORUS AS A FLAME RETARDANT.
Inventors
- 👤 E Zahn
- 👤 E Priebe
- 👤 W Hild
- 👤 F Zahradnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:44
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1976-12-10 | 1977-06-11 | 1977-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-10 | 1981-06-11 | 1981-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-10 | 1985-06-11 | 1985-12-11 | $7700.00 | Window Closed / Lapsed |