Patent US2399592A successfully refreshed from Google Patents.
US2399592A
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Method of making molded thermoplastic articles
Assignee: Dow Chemical Co
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Filing: 1943-09-09
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Granted: 1946-04-30
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Expires: 1963-09-09
Abstract
No abstract record available.
Inventors
- 👤 Russell R Bradshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:09
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/16; B29C35/00; B29C35/02; B29C35/0255; B29C67/00; B29C67/0003; B29D; B29D23/00; B29D23/20; B29K; B29K2105/00; B29K2105/0058; B29K2105/25; B29K2105/251; B29L; B29L2023/00; B29L2023/20; Y; Y10; Y10S; Y10S264/00; Y10S264/41; Y10S264/65
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) | 1949-04-29 | 1949-10-29 | 1950-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-29 | 1953-10-29 | 1954-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-29 | 1957-10-29 | 1958-04-30 | $7700.00 | Window Closed / Lapsed |