US2706183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a resilient cellular rubber
Assignee: Individual
•
Filing: 1949-12-20
•
Granted: 1955-04-12
•
Expires: 1969-12-20
Abstract
No abstract record available.
Inventors
- 👤 Carter Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:15
CPC Classifications
C; C08; C08L; C08L21/00; C08J; C08J9/00; C08J9/0014; C08J9/0023; C08J9/30; C08J2321/00; C08J2321/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2138081A
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US2290729A
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US2226517A
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US2288686A
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US2261439A
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US2304717A
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US2358204A
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US2426430A
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US2512475A
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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) | 1958-04-11 | 1958-10-11 | 1959-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-11 | 1962-10-11 | 1963-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-11 | 1966-10-11 | 1967-04-12 | $7700.00 | Window Closed / Lapsed |