US3508946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe coated with epoxy resin composition cured with extra-coordinate silicon complex and process for coating said pipe
Assignee: Dow Silicones Corp
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Filing: 1968-10-22
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Granted: 1970-04-28
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Expires: 1988-10-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Plueddemann
- 👤 Harold L Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:30
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/18; B05D1/22; B05D1/24; B05D7/00; B05D7/14; B05D7/146; C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/4007; C08G59/4085; C08G59/42; C08G59/50; C08G59/5093; Y; Y10; Y10S; Y10S524/00; Y10S524/904; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352; Y10T428/1355; Y10T428/139; Y10T428/1393; Y10T428/31504; Y10T428/31511; Y10T428/31529
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) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |