US3486624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing apparatus for washing the filter cloths in a filter press
Assignee: F AND M SCHAEFER BREWING CO
•
Filing: 1967-08-22
•
Granted: 1969-12-30
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Expires: 1987-08-22
Abstract
No abstract record available.
Inventors
- 👤 Clarke C Sykes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:17
CPC Classifications
B; B01; B01D; B01D25/00; B01D25/12; B01D25/127; B01D25/164; B01D25/32; B01D25/322; B01D25/38; B01D25/386
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US924131A
Cited
US1232611A
Cited
US2682676A
Cited
US3270887A
Cited
US3159471A
Cited
GB1003954A
Cited
US3344922A
Cited
NL6516120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |