US2342920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for making spongy rubber cushions or the like
Assignee: Mishawaka Rubber and Woollen Manufacturing Co
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Filing: 1940-08-02
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Granted: 1944-02-29
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Expires: 1960-08-02
Abstract
No abstract record available.
Inventors
- 👤 Clark Edward Harding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:32
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/3415
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) | 1947-02-28 | 1947-08-30 | 1948-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-02-28 | 1951-08-30 | 1952-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-02-28 | 1955-08-30 | 1956-02-29 | $7700.00 | Window Closed / Lapsed |