US2789295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of manufacture of footwear
Assignee: Ro Search Inc
•
Filing: 1952-06-24
•
Granted: 1957-04-23
•
Expires: 1972-06-24
Abstract
No abstract record available.
Inventors
- 👤 Ernest E Rollman
- 👤 Michael J Pizzuto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:51
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/0009; B29D35/0018; B29D35/0045; B29D35/0054; B29D35/0063; B29D35/009; B29D35/06; B29D35/08; B29K; B29K2021/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US774865A
Cited
GB244800A
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US1775290A
Cited
US1839984A
Cited
US1955720A
Cited
US2129106A
Cited
US2283953A
Cited
US2580245A
Cited
US2578218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |