US3083148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fractionation column
Assignee: Mojonnier Bros Co
•
Filing: 1960-10-10
•
Granted: 1963-03-26
•
Expires: 1980-10-10
Abstract
No abstract record available.
Inventors
- 👤 Julius J Mojonnier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:26
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/14; B01D3/16; B01D3/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1951497A
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US2023227A
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US2012571A
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US2592904A
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US2730468A
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US2934326A
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US2939685A
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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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |