US3522431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas conversion apparatus and method for producing condensation nuclei
Assignee: General Electric Co
•
Filing: 1967-12-26
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Granted: 1970-08-04
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Expires: 1987-12-26
Abstract
No abstract record available.
Inventors
- 👤 Peter E Coffey
- 👤 Theodore A Rich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:23
CPC Classifications
G; G01; G01N; G01N15/00; G01N15/06; G01N15/065; C; C08; C08B; C08B37/00; G01N27/00; G01N27/62; G01N27/64; G01N31/00; Y; Y10; Y10T; Y10T436/00; Y10T436/17; Y10T436/173845; Y10T436/175383
Claims Analysis
Total Claims: 0
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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) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |