US2099502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cleaning device for strainers
Assignee: FMC Corp
•
Filing: 1933-05-29
•
Granted: 1937-11-16
•
Expires: 1953-05-29
Abstract
No abstract record available.
Inventors
- 👤 Harry C Stockdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:29
CPC Classifications
B; B01; B01D; B01D29/00; B01D29/88; B01D29/90; B01D29/908; B01D29/11; B01D29/13; B01D29/15; B01D29/21; B01D29/62; B01D29/66; B01D29/70; B01D29/74
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) | 1940-11-15 | 1941-05-17 | 1941-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-11-15 | 1945-05-17 | 1945-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-11-15 | 1949-05-17 | 1949-11-16 | $7700.00 | Window Closed / Lapsed |