US2206909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lid support
Assignee: Individual
•
Filing: 1937-07-09
•
Granted: 1940-07-09
•
Expires: 1957-07-09
Abstract
No abstract record available.
Inventors
- 👤 Walter R Lustig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:48
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/08; E05C17/085; E05D; E05D11/00; E05D11/10; E05D11/1007; E05Y; E05Y2900/00; E05Y2900/50; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20666
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) | 1943-07-09 | 1944-01-08 | 1944-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-09 | 1948-01-08 | 1948-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-09 | 1952-01-08 | 1952-07-09 | $7700.00 | Window Closed / Lapsed |