US2447598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making pottery molds
Assignee: Individual
•
Filing: 1943-10-02
•
Granted: 1948-08-24
•
Expires: 1963-10-02
Abstract
No abstract record available.
Inventors
- 👤 Lewis P Reese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:19
CPC Classifications
B; B28; B28B; B28B13/00; B28B13/02; B28B13/0215; B28B5/00; B28B5/06; B28C; B28C7/00; B28C7/04; B28C7/0422; B28C7/044; Y; Y10; Y10S; Y10S366/00; Y10S366/601
Claims Analysis
Total Claims: 0
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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) | 1951-08-24 | 1952-02-23 | 1952-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-24 | 1956-02-23 | 1956-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-24 | 1960-02-23 | 1960-08-24 | $7700.00 | Window Closed / Lapsed |