US3155113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic mixing device
Assignee: Revvity Inc
•
Filing: 1962-02-05
•
Granted: 1964-11-03
•
Expires: 1982-02-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth J Germeshausen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:03
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/02; E03C1/04; E03C1/046; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/8597
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1390176A
Cited
US1873817A
Cited
US2096554A
Cited
US2305023A
Cited
US2618510A
Cited
US2581424A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |