US3510266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of crystals in a fluidized bed with ultrasonic vibrations
Assignee: Merck and Co Inc
•
Filing: 1967-03-29
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Granted: 1970-05-05
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Expires: 1987-03-29
Abstract
No abstract record available.
Inventors
- 👤 Michael Midler Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:49
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/10; B01D; B01D29/00; B01D29/11; B01D29/13; B01D29/15; B01D29/17; B01D29/62; B01D29/70; B01D29/72; B01D35/00; B01D35/22; B01D9/00; B01D9/0004; B01D9/0013; B01D9/0036; B01D9/005; B01D9/0059
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE855239C
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US2876083A
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US3266871A
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US3050953A
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US3266263A
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US3261170A
Cited
US3383180A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |