US2090146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure
Assignee: National Manufacturing Co
•
Filing: 1931-11-06
•
Granted: 1937-08-17
•
Expires: 1951-11-06
Abstract
No abstract record available.
Inventors
- 👤 Milton A Pixley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:28
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/16; E05D15/24; E05D15/244; E05D15/248; E05D15/165
Claims Analysis
Total Claims: 0
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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) | 1940-08-16 | 1941-02-15 | 1941-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-16 | 1945-02-15 | 1945-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-16 | 1949-02-15 | 1949-08-17 | $7700.00 | Window Closed / Lapsed |