US2487866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-frequency heated mold for shoe soles
Assignee: Individual
•
Filing: 1945-08-11
•
Granted: 1949-11-15
•
Expires: 1965-08-11
Abstract
No abstract record available.
Inventors
- 👤 Gregg Jon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:56
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/02; B29C33/08; B29C43/00; B29C33/20; B29C33/26; B29L; B29L2031/00; B29L2031/48; B29L2031/50; Y; Y10; Y10S; Y10S264/00; Y10S264/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US434031A
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US880318A
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US1198874A
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US1350105A
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US1594596A
Cited
US1964911A
Cited
US2341617A
Cited
US2203543A
Cited
US2350971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-14 | 1953-05-16 | 1953-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-14 | 1957-05-16 | 1957-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-14 | 1961-05-16 | 1961-11-15 | $7700.00 | Window Closed / Lapsed |