Patent US2234994A successfully refreshed from Google Patents.
US2234994A
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Article formed of thermoplastic synthetic resins and process of manufacturing the same
Assignee: VERNON BENSHOFF Co
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Filing: 1939-05-20
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Granted: 1941-03-18
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Expires: 1959-05-20
Abstract
No abstract record available.
Inventors
- 👤 Lester B Vernon
- 👤 Harold M Vernon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:47
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/08; A; A61; A61K; A61K6/00; A61K6/80; A61K6/884; A61K6/887; B; B29; B29C; B29C59/00; B29C59/18; B29C67/00; B29C67/02; B29C67/04; Y; Y10; Y10S; Y10S264/00; Y10S264/64; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24405; Y10T428/29; Y10T428/2982; Y10T428/31
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) | 1944-03-17 | 1944-09-16 | 1945-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-03-17 | 1948-09-16 | 1949-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-03-17 | 1952-09-16 | 1953-03-18 | $7700.00 | Window Closed / Lapsed |