Patent US2855970A successfully refreshed from Google Patents.
US2855970A
Expired / Lapsed
US
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Insert having frictionally retained key which upsets threads of base member
Assignee: Individual
•
Filing: 1956-05-07
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Granted: 1958-10-14
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Expires: 1976-05-07
Abstract
No abstract record available.
Inventors
- 👤 Neuschotz Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:22
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/12; F16B37/122; F16B39/00; F16B39/02; F16B39/04; F16B39/06; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/939; Y10S411/948; Y10S411/955; Y10S411/965; Y10S411/968
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US407317A
Cited
US979532A
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US1204623A
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US2087114A
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US2367399A
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US2400318A
Cited
US2400348A
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US2783811A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |