US2031605A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record and method of making and using same
Assignee: VISOMATIC SYSTEMS Inc
•
Filing: 1933-03-27
•
Granted: 1936-02-25
•
Expires: 1953-03-27
Abstract
No abstract record available.
Inventors
- 👤 Jenkins John Eillott
- 👤 Samuel E Adair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:31
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/68; G11B3/70; G11B3/72; G11B3/76
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) | 1939-02-24 | 1939-08-26 | 1940-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-02-24 | 1943-08-26 | 1944-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-02-24 | 1947-08-26 | 1948-02-25 | $7700.00 | Window Closed / Lapsed |