US2692854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical dialyzer
Assignee: AMERICAN INSTR CO Inc
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Filing: 1951-01-08
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Granted: 1954-10-26
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Expires: 1971-01-08
Abstract
No abstract record available.
Inventors
- 👤 Henley Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:13
CPC Classifications
B; B01; B01D; B01D61/00; B01D61/24; B01D61/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A MECHANICAL DIALYZER COMPRISING A RECEPTACLE, A TOP COVER REMOVABLY MOUNTED ON SAID RECEPTACLE, A MOTOR MOUNTED ON SAID COVER, A DEPENDING SHAFT ELEMENT COUPLED TO SAID MOTOR AND EXTENDING THROUGH SAID COVER, A DEPENDING STIR-
Claim 2
Dependent Claim
36 words
A MECHANICAL DIALYZER COMPRISING A RECEPTACLE, A TOP COVER REMOVABLY MOUNTED ON SAID RECEPTACLE, A MOTOR MOUNTED ON SAID COVER, A DEPENDING SHAFT ELEMENT COUPLED TO SAID MOTOR AND EXTENDING THROUGH SAID COVER, A DEPENDING STIR-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |