US3197291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic coated corrosion-resistant product
Assignee: North American Aviation Corp
•
Filing: 1962-07-19
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Granted: 1965-07-27
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Expires: 1982-07-19
Abstract
No abstract record available.
Inventors
- 👤 Harold J Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:54
CPC Classifications
C; C23; C23D; C23D5/00; C23D5/02; C03; C03C; C03C4/00; C23C; C23C28/00; C23C28/30; C23C28/32; C23C28/321; C23C28/34; C23C28/345; C23C28/3455; C03C2204/00; C03C2204/04; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10S428/936; Y10S428/937; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12597; Y10T428/12604; Y10T428/12611; Y10T428/12771; Y10T428/12778
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2716271A
Cited
US2696662A
Cited
US2781636A
Cited
US3006782A
Cited
US3069760A
Cited
US3086284A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |