US2429340A
Expired / Lapsed
US
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Method of making rigid integral shapes of oriented polymer
Assignee: Plax Corp
•
Filing: 1943-11-23
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Granted: 1947-10-21
•
Expires: 1963-11-23
Abstract
No abstract record available.
Inventors
- 👤 Bailey James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:52
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/41; B29C66/45; B29B; B29B13/00; B29B13/02; B29B13/023; B29B13/024; B29C33/00; B29C33/02; B29C33/04; B29C43/00; B29C43/32; B29C53/00; B29C53/56; B29C53/562; B29C65/00; B29C65/02; B29C65/10; B29C65/106; B29C65/18; B29C65/24; B29C65/28; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/43; B29C66/432; B29C66/4322; B29C66/49; B29C66/70; B29C66/73; B29C66/737; B29C66/7371; B29C66/73711; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/83; B29C66/836; B29D; B29D23/00; B32; B32B; B32B27/00; B29C35/00; B29C35/02; B29C35/04; B29C35/045; B29C61/00; B29C61/02; B29C66/71; B29C66/731; B29C66/7315; B29K; B29K2025/00; B29K2105/00; B29K2105/25; B29K2105/253; B29K2105/256; B29K2995/00; B29K2995/0037; B29K2995/005; B29K2995/0053; B29K2995/0089; B29L; B29L2007/00; B29L2007/002; B29L2023/00; B29L2023/22; Y; Y10; Y10S; Y10S285/00; Y10S285/909; Y10S425/00; Y10S425/004
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-20 | 1951-04-21 | 1951-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-20 | 1955-04-21 | 1955-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-20 | 1959-04-21 | 1959-10-21 | $7700.00 | Window Closed / Lapsed |