US2170947A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of rubber articles
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1937-03-16
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Granted: 1939-08-29
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Expires: 1957-03-16
Abstract
No abstract record available.
Inventors
- 👤 Habgood Bernard James
- 👤 Morgan Leslie Budworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:50
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08J5/124; C08J2321/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31826; Y10T428/3183; Y10T428/31833; Y10T428/31837; Y10T428/31855; Y10T428/31909; Y10T428/31924
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) | 1942-08-28 | 1943-02-27 | 1943-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-08-28 | 1947-02-27 | 1947-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-08-28 | 1951-02-27 | 1951-08-29 | $7700.00 | Window Closed / Lapsed |