Patent US2995311A successfully refreshed from Google Patents.
US2995311A
Expired / Lapsed
US
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Method of winding a ball
Assignee: WJ Voit Rubber Corp
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Filing: 1957-12-30
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Granted: 1961-08-08
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Expires: 1977-12-30
Abstract
No abstract record available.
Inventors
- 👤 Rudolph G Holman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:54
CPC Classifications
B; B29; B29D; B29D22/00; B29D22/04; A; A63; A63B; A63B41/00; A63B45/00; B29D99/00; B29D99/0042; B29C; B29C63/00; B29L; B29L2031/00; B29L2031/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US822482A
Cited
US2156896A
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US2194132A
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US2519069A
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US2607540A
Cited
US2761684A
Cited
US2789821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |