Patent US2701150A successfully refreshed from Google Patents.
US2701150A
Expired / Lapsed
US
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Seal for rotatable members
Assignee: Saywell Associates
•
Filing: 1950-10-07
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Granted: 1955-02-01
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Expires: 1970-10-07
Abstract
No abstract record available.
Inventors
- 👤 Hornell Alex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:36
CPC Classifications
F; F16; F16C; F16C43/00; F16C43/04; F16C43/045; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/784; F16C33/7843; F16C33/7853; F16C19/00; F16C19/02; F16C19/04; F16C19/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2208700A
Cited
GB526125A
Cited
US2237616A
Cited
US2251012A
Cited
US2320794A
Cited
GB580435A
Cited
US2428041A
Cited
US2600434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |