US2427345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compounds of the norpinane series and method of making
Assignee: Akzo Nobel Paints LLC
•
Filing: 1944-01-06
•
Granted: 1947-09-16
•
Expires: 1964-01-06
Abstract
No abstract record available.
Inventors
- 👤 Bain Joseph Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:11
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/36; C07C29/38; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/947
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE80711C
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DE203848C
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FR654550A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-15 | 1951-03-17 | 1951-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-15 | 1955-03-17 | 1955-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-15 | 1959-03-17 | 1959-09-16 | $7700.00 | Window Closed / Lapsed |