Patent US844143A successfully refreshed from Google Patents.
US3333907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice bearing
Assignee: Individual
•
Filing: 1965-03-29
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Granted: 1967-08-01
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Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 Frank G Lamb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:06
CPC Classifications
F; F16; F16C; F16C37/00; F16C37/002; F16C32/00; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16J; F16J15/00; F16J15/16; F16J15/40; F16J15/403
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
IN A BEARING FOR A SHAFT, A SHAFT, A SUPPORTING STRUCTURE SURROUNDING SAID SHAFT, MEANS FOR COOLING THE SURFACE OF SAID STRUCTURE OPPOSING SAID SHAFT BELOW THE FREEZING POINT OF WATER, AND MEANS FOR INTRODUCING WATER BETWEEN SAID SURFACE AND SAID SHAFT.
Claim 2
Dependent Claim
42 words
IN A BEARING FOR A SHAFT, A SHAFT, A SUPPORTING STRUCTURE SURROUNDING SAID SHAFT, MEANS FOR COOLING THE SURFACE OF SAID STRUCTURE OPPOSING SAID SHAFT BELOW THE FREEZING POINT OF WATER, AND MEANS FOR INTRODUCING WATER BETWEEN SAID SURFACE AND SAID SHAFT.
References Cited (Backward Citations)
US2487289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |