US1470555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyestuee prepared erom ortiioxylylaldehyde
Assignee: —
•
Filing: —
•
Granted: 1923-10-09
•
Expires: 1940-10-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:03
CPC Classifications
C; C09; C09B; C09B11/00; C09B11/04; C09B11/10; C09B11/12; C09B11/14
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) | 1926-10-08 | 1927-04-09 | 1927-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-10-08 | 1931-04-09 | 1931-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-10-08 | 1935-04-09 | 1935-10-09 | $7700.00 | Window Closed / Lapsed |