US3477824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner and apparatus for reforming hydrocarbons
Assignee: Zinklahoma Inc
•
Filing: 1966-12-15
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Granted: 1969-11-11
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Expires: 1986-12-15
Abstract
No abstract record available.
Inventors
- 👤 Robert D Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:13
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/38; C01B3/386; B; B01; B01J; B01J8/00; B01J8/02; B01J8/0242; B01J8/025; B01J8/0278; B01J8/0285; C01B3/025; F; F23; F23D; F23D14/00; B01J2208/00; B01J2208/00008; B01J2208/00017; B01J2208/00477; B01J2208/00495; B01J2208/00504; C01B2203/00; C01B2203/02; C01B2203/025; C01B2203/0261; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/921; Y10S585/922; Y10S585/923; Y10S585/924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2205554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |