US3039611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straining vat
Assignee: A Ziemann GmbH
•
Filing: 1959-06-08
•
Granted: 1962-06-19
•
Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Sandmann Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:13
CPC Classifications
C; C12; C12C; C12C7/00; C12C7/14; C12C7/16; C12C7/17; B; B01; B01D; B01D35/00; B01D35/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US332979A
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US938636A
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US1059570A
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US1746409A
Cited
US2139924A
Cited
US2265741A
Cited
US2317449A
Cited
US2534907A
Cited
US2688406A
Cited
US2737086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |