US2658742A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic fume incineration
Assignee: Individual
•
Filing: 1950-01-09
•
Granted: 1953-11-10
•
Expires: 1970-01-09
Abstract
No abstract record available.
Inventors
- 👤 Harold R Suter
- 👤 Richard J Ruff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:38
CPC Classifications
F; F23; F23G; F23G7/00; F23G7/06; F23G7/07; B; B01; B01J; B01J23/00; B01J23/38; B01J23/40; B01J23/42; B01J23/44; F26; F26B; F26B13/00; F26B13/001; F26B13/002; F26B23/00; F26B23/02; F26B23/022; F26B23/024; F27; F27D; F27D17/00; F27D17/20; Y; Y10; Y10S; Y10S55/00; Y10S55/30; Y10S55/36
Claims Analysis
Total Claims: 0
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US943627A
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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) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |