Patent US2212473A successfully refreshed from Google Patents.
US2313985A
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Method of molding plastics
Assignee: Dow Chemical Co
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Filing: 1940-05-20
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Granted: 1943-03-16
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Expires: 1960-05-20
Abstract
No abstract record available.
Inventors
- 👤 Russell R Bradshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:23
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14778; B29C45/14811; B29K; B29K2715/00; B29K2715/006; B29K2995/00; B29K2995/0037; B29K2995/0087; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31884; Y10T428/31888; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31986
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-03-15 | 1946-09-14 | 1947-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-03-15 | 1950-09-14 | 1951-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-03-15 | 1954-09-14 | 1955-03-16 | $7700.00 | Window Closed / Lapsed |