US3465555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller presses for the removal of water from clean wet washing
Assignee: Individual
•
Filing: 1966-03-30
•
Granted: 1969-09-09
•
Expires: 1986-03-30
Abstract
No abstract record available.
Inventors
- 👤 Hans Fritz Arendt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:33
CPC Classifications
D; D06; D06F; D06F45/00; D06F45/16; D06F45/28; D06F45/22; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10522; Y10T152/10576; Y10T152/10594; Y10T152/10603
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189604413A
Cited
US1071021A
Cited
US1679444A
Cited
US2020645A
Cited
US2144793A
Cited
US2209760A
Cited
CH300910A
Cited
US3056440A
Cited
US3383884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |