US1828481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making articles from organic dispersions
Assignee: Dunlop Rubber Co Ltd
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Filing: 1930-05-26
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Granted: 1931-10-20
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Expires: 1950-05-26
Abstract
No abstract record available.
Inventors
- 👤 Trobridge Geoffrey William
- 👤 Murphy Edward Arthur
- 👤 Twiss Douglas Frank
- 👤 Gorham Walter George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:10
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/30; C08J9/28; C08L; C08L21/00; C08J2201/00; C08J2201/04; C08J2201/05; C08J2201/0504; C08J2321/00
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) | 1934-10-19 | 1935-04-20 | 1935-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-10-19 | 1939-04-20 | 1939-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-10-19 | 1943-04-20 | 1943-10-20 | $7700.00 | Window Closed / Lapsed |