Patent US2332829A successfully refreshed from Google Patents.
US2332829A
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Process of making casein plastic products and apparatus therefor
Assignee: American Plastics Corp
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Filing: 1939-10-04
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Granted: 1943-10-26
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Expires: 1959-10-04
Abstract
No abstract record available.
Inventors
- 👤 John A Parsons
- 👤 Will E Vawter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:36
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/362; B29C48/022; B29C48/03; B29C48/06; B29C48/12; B29C48/07; B29C48/08; B29K; B29K2105/00; B29K2105/06; B29K2105/12; Y; Y10; Y10S; Y10S264/00; Y10S264/38
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) | 1946-10-25 | 1947-04-26 | 1947-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-25 | 1951-04-26 | 1951-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-25 | 1955-04-26 | 1955-10-26 | $7700.00 | Window Closed / Lapsed |