Patent US2994567A successfully refreshed from Google Patents.
US2994567A
Expired / Lapsed
US
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Device in roller guideways
Assignee: Johanssons Press & Hejarverkty
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Filing: 1959-04-20
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Granted: 1961-08-01
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Expires: 1979-04-20
Abstract
No abstract record available.
Inventors
- 👤 Liebmann Warner Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:18
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/38; F16C33/3837; F16C33/3843; F16C33/385; F16C29/00; F16C29/04; F16C29/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US941673A
Cited
US1005055A
Cited
US2140983A
Cited
US2626540A
Cited
US2762663A
Cited
FR1020962A
Cited
DE883985C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |