US1747574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding mixture
Assignee: Bakelite Corp
•
Filing: 1926-06-28
•
Granted: 1930-02-18
•
Expires: 1946-06-28
Abstract
No abstract record available.
Inventors
- 👤 Frank P Brock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:27
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/16; B29C48/17; B29C48/03; B29C48/05; B29C48/06; B29C48/07; B29C48/08; B29C48/175; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372
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) | 1933-02-17 | 1933-08-19 | 1934-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-02-17 | 1937-08-19 | 1938-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-02-17 | 1941-08-19 | 1942-02-18 | $7700.00 | Window Closed / Lapsed |