US2405724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispersions of neoprene in aqueous media
Assignee: EIDP Inc
•
Filing: 1942-07-01
•
Granted: 1946-08-13
•
Expires: 1962-07-01
Abstract
No abstract record available.
Inventors
- 👤 Frank N Wilder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:53
CPC Classifications
C; C08; C08C; C08C1/00; C08C1/02; C08C1/075; C08C1/08; Y; Y10; Y10S; Y10S260/00; Y10S260/22
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) | 1949-08-12 | 1950-02-11 | 1950-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-08-12 | 1954-02-11 | 1954-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-08-12 | 1958-02-11 | 1958-08-13 | $7700.00 | Window Closed / Lapsed |