US3204773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for skimming
Assignee: Rex Chainbelt Inc
•
Filing: 1964-03-02
•
Granted: 1965-09-07
•
Expires: 1984-03-02
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Lind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:58
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2237172A
Cited
US2920763A
Cited
US2318436A
Cited
US2713026A
Cited
US3015621A
Cited
US3063938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |