Patent USRE27000E successfully refreshed from Google Patents.
USRE27000E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Settling apparatus
Assignee: —
•
Filing: 1969-01-02
•
Granted: 1970-12-08
•
Expires: 1989-01-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:17
CPC Classifications
B; B01; B01D; B01D21/00; B01D21/02; B01D21/04; B01D21/06; B01D21/0003; B01D21/18; B01D21/24; B01D21/2405; B01D21/2427; B01D21/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |