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Patent US2830324A successfully refreshed from Google Patents.
US2830324A
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US
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Molds for rubber soled footwear
Assignee: Ro Search Inc
•
Filing: 1952-05-13
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Granted: 1958-04-15
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Expires: 1972-05-13
Abstract
No abstract record available.
Inventors
- 👤 Farmer Fred
- 👤 Szerenyi Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:35
CPC Classifications
A; A43; A43D; A43D3/00; A43D3/02; A43D3/023; A43D3/024; B; B29; B29D; B29D35/00; B29D35/0009; B29D35/0018; B29D35/0027; B29D35/0045; B29D35/0054; B29D35/0063; B29D35/0072; B29D35/009; B29C; B29C35/00; B29K; B29K2021/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US399227A
Cited
US411622A
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US574239A
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US1660881A
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US1855098A
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US2178086A
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GB617229A
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US2651118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |