US3416992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded plastic article
Assignee: Dow Chemical Co
•
Filing: 1965-06-28
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Granted: 1968-12-17
•
Expires: 1985-06-28
Abstract
No abstract record available.
Inventors
- 👤 James L Amos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:37
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/58; B29C70/64; C; C25; C25D; C25D5/00; C25D5/54; C25D5/56; B29K; B29K2707/00; B29K2707/04; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249971; Y10T428/30; Y10T428/31504; Y10T428/31511; Y10T428/31529; Y10T428/31678
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2468239A
Cited
US2498493A
Cited
US2879175A
Cited
US2765248A
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US2834724A
Cited
US3230163A
Cited
US3326700A
Cited
US3326719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |