US2045139A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Colored and flameproofed material
Assignee: Individual
•
Filing: 1933-07-13
•
Granted: 1936-06-23
•
Expires: 1953-07-13
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Hochstetter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:23
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/68; D06M11/70; D06M11/71; D06M11/51; D06M11/55; D06M11/56; D06M11/58; D06M11/59; D06M11/60; D06M11/80; D06M11/82; D06M15/00; D06M15/01; D06M15/03; D06M15/11; D06M15/15
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) | 1939-06-23 | 1939-12-23 | 1940-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-06-23 | 1943-12-23 | 1944-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-06-23 | 1947-12-23 | 1948-06-23 | $7700.00 | Window Closed / Lapsed |