US3390205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mono carboxylic acids as thickening aids for magnesium oxide containing unsaturated polyesters
Assignee: Bayer AG
•
Filing: 1965-11-19
•
Granted: 1968-06-25
•
Expires: 1985-11-19
Abstract
No abstract record available.
Inventors
- 👤 Schnell Hermann
- 👤 Raichle Karl
- 👤 Prater Klaus
- 👤 Bruhne Fricdrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:56
CPC Classifications
C; C08; C08L; C08L67/00; C08L67/06; C08F; C08F283/00; C08F283/01
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2529214A
Cited
US2628209A
Cited
DE1060590B
Cited
US3119791A
Cited
US3288735A
Cited
US3239581A
Cited
US3219604A
Cited
US3260688A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |