US2247818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe last
Assignee: UNIVERSAL PLASTIES Corp
•
Filing: 1939-11-02
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Granted: 1941-07-01
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Expires: 1959-11-02
Abstract
No abstract record available.
Inventors
- 👤 Nast Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:36
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/0009; B29D35/0018; B29D35/0027; A; A43; A43D; A43D3/00; A43D3/02; A43D3/026; B29D35/0054; B29D35/0063; B29D35/0072; B29K; B29K2021/00; Y; Y10; Y10S; Y10S36/00; Y10S36/02
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) | 1944-06-30 | 1944-12-30 | 1945-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-06-30 | 1948-12-30 | 1949-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-06-30 | 1952-12-30 | 1953-07-01 | $7700.00 | Window Closed / Lapsed |