Patent US1986863A successfully refreshed from Google Patents.
US2400091A
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Molding process
Assignee: EIDP Inc
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Filing: 1944-09-20
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Granted: 1946-05-14
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Expires: 1964-09-20
Abstract
No abstract record available.
Inventors
- 👤 Alfthan Johannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:28
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/26; B; B29; B29C; B29C67/00; B29C67/20; B29C67/205; C08J9/04; C08J9/06; C08J9/24; C08J2327/00; C08J2327/02; C08J2327/12; C08J2327/18; Y; Y10; Y10S; Y10S521/00; Y10S521/919; Y10S92/00; Y10S92/01
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) | 1949-05-13 | 1949-11-12 | 1950-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-05-13 | 1953-11-12 | 1954-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-05-13 | 1957-11-12 | 1958-05-14 | $7700.00 | Window Closed / Lapsed |