Patent US3484197A successfully refreshed from Google Patents.
US3484197A
Expired / Lapsed
US
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Process for carrying out cyclic synthesis reactions at elevated pressures
Assignee: Pullman Inc
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Filing: 1967-09-18
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Granted: 1969-12-16
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Expires: 1987-09-18
Abstract
No abstract record available.
Inventors
- 👤 James Ambrose Finneran
- 👤 Hayes Claude Mayo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:16
CPC Classifications
C; C01; C01C; C01C1/00; C01C1/02; C01C1/04; C01C1/0405; Y; Y02; Y02P; Y02P20/00; Y02P20/10; Y02P20/129; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3350170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |