US2930710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal article with a corrosion and marine borer resistant coating
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1957-04-16
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Granted: 1960-03-29
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Expires: 1977-04-16
Abstract
No abstract record available.
Inventors
- 👤 Donald F Koenecke
- 👤 Ober C Slotterbeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:42
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; C; C09; C09D; C09D109/00; F; F16; F16L; F16L58/00; F16L58/02; F16L58/04; F16L58/10; F16L58/1054; F16L58/1063; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/259; Y10T428/31504; Y10T428/31652; Y10T428/31667; Y10T428/31678; Y10T428/31692; Y10T428/31696
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2273880A
Cited
US2784117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |