US2288533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of artificial resins
Assignee: FRIDOLIN GLASS
•
Filing: 1939-04-17
•
Granted: 1942-06-30
•
Expires: 1959-04-17
Abstract
No abstract record available.
Inventors
- 👤 Kreidl Ignaz
- 👤 Nozicka Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:32
CPC Classifications
C; C08; C08G; C08G8/00; C08G8/28; C08G14/00; C08G14/02; C08G14/04; C08G14/06
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) | 1945-06-29 | 1945-12-29 | 1946-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-06-29 | 1949-12-29 | 1950-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-06-29 | 1953-12-29 | 1954-06-30 | $7700.00 | Window Closed / Lapsed |