US3373546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filter
Assignee: POTTER INDUSTRIES Inc A CORP OF KY
•
Filing: 1966-01-06
•
Granted: 1968-03-19
•
Expires: 1986-01-06
Abstract
No abstract record available.
Inventors
- 👤 Harold T Setnan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:48
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/28; B; B01; B01D; B01D46/00; B01D46/10; B44; B44C; B44C7/00; B44C7/02; B44C7/022
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2111448A
Cited
US2754928A
Cited
US2783834A
Cited
US2952342A
Cited
US3168917A
Cited
US3058279A
Cited
US3142550A
Cited
US3127695A
Cited
US3184052A
Cited
US3293834A
Cited
CA998146A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |