US2635823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll stand
Assignee: HG Weber and Co Inc
•
Filing: 1951-04-21
•
Granted: 1953-04-21
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Expires: 1971-04-21
Abstract
No abstract record available.
Inventors
- 👤 Herbert H Weber
- 👤 Joseph O Olsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:13
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/10; B65H19/18; B65H19/1857; B65H19/1863; B65H19/1805; B65H19/181; B65H19/1815; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/417; B65H2301/4171; B65H2301/4173; B65H2301/41734
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US940272A
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US935494A
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US1605568A
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US1655226A
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US1671685A
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GB273016A
Cited
US1945981A
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US2108232A
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US2094896A
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US2130233A
Cited
US2535815A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-20 | 1956-10-20 | 1957-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-20 | 1960-10-20 | 1961-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-20 | 1964-10-20 | 1965-04-21 | $7700.00 | Window Closed / Lapsed |