US2449346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silicate paints
Assignee: EIDP Inc
•
Filing: 1945-01-05
•
Granted: 1948-09-14
•
Expires: 1965-01-05
Abstract
No abstract record available.
Inventors
- 👤 Wesley G Vannoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:25
CPC Classifications
C; C04; C04B; C04B22/00; C04B22/08; C04B22/14; C04B22/142; C04B28/00; C04B28/24; C04B28/26; C04B2111/00; C04B2111/00474; C04B2111/00482
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |