Patent US3062238A successfully refreshed from Google Patents.
US3062238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal bellows
Assignee: Arthur D Little Inc
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Filing: 1960-04-25
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Granted: 1962-11-06
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Expires: 1980-04-25
Abstract
No abstract record available.
Inventors
- 👤 Boyd Winnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:34
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/14; F16K5/20; F16K5/205; F16J; F16J3/00; F16J3/04; F16J3/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1905583A
Cited
US1870902A
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US1901961A
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DE620372C
Cited
US2209325A
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US2470288A
Cited
US2883147A
Cited
US2816780A
Cited
FR1213643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |