Patent US3512204A successfully refreshed from Google Patents.
US3512204A
Expired / Lapsed
US
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Scrubber and scraper disk with rope wiper element
Assignee: Individual
•
Filing: 1968-03-25
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Granted: 1970-05-19
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Expires: 1988-03-25
Abstract
No abstract record available.
Inventors
- 👤 Zigmund J Jagiel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:05
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4038; A47L11/02; A47L11/10; A47L11/14; A47L11/16; A47L11/164
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US393866A
Cited
US753497A
Cited
US1425786A
Cited
US2155462A
Cited
CH224160A
Cited
US2643692A
Cited
US2722090A
Cited
US2811816A
Cited
FR1200804A
Cited
US2916759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |