US3049200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel mounting for steel cased furnaces
Assignee: Combustion Engineering Inc
•
Filing: 1959-03-06
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Granted: 1962-08-14
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Expires: 1979-03-06
Abstract
No abstract record available.
Inventors
- 👤 Charles W Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:40
CPC Classifications
F; F27; F27D; F27D1/00; F27D1/04; F27D1/06; F27D1/14; F27D1/145; F27D2001/0079; F27D99/00; F27D99/0073; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879
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) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |