Patent US3991770A successfully refreshed from Google Patents.
US3398929A
Expired / Lapsed
US
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Shaft-journaling assembly for rotary machines
Assignee: Atlas Copco AB
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Filing: 1966-01-28
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Granted: 1968-08-27
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Expires: 1986-01-28
Abstract
No abstract record available.
Inventors
- 👤 Schreiber Bernard
- 👤 Redemann Hubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:50
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/16; F01D25/166; F01D25/18; F01D25/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2663977A
Cited
US2910328A
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FR1239017A
Cited
FR1280154A
Cited
US3105631A
Cited
US3309965A
Cited
US3258199A
Cited
US3326453A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-27 | 1972-02-26 | 1972-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-27 | 1976-02-26 | 1976-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-27 | 1980-02-26 | 1980-08-27 | $7700.00 | Window Closed / Lapsed |