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US3373546A
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Assignee: POTTER INDUSTRIES Inc A CORP OF KY
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Filing: 1966-01-06
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Granted: 1968-03-19
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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 15:41
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
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References Cited (Backward Citations)
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US2754928A
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US2783834A
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US2952342A
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US3168917A
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US3058279A
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US3142550A
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US3127695A
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US3184052A
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US3293834A
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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 |