Patent US7186214B2 successfully refreshed from Google Patents.
Patent US4825869A successfully refreshed from Google Patents.
Patent US2374657A successfully refreshed from Google Patents.
US2374657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinous material and process of preparing
Assignee: NELIO RESIN PROC CORP
•
Filing: 1941-10-10
•
Granted: 1945-05-01
•
Expires: 1961-10-10
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Bain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:19
CPC Classifications
C; C09; C09F; C09F1/00
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) | 1948-04-30 | 1948-10-30 | 1949-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-04-30 | 1952-10-30 | 1953-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-04-30 | 1956-10-30 | 1957-05-01 | $7700.00 | Window Closed / Lapsed |