Patent US2700530A successfully refreshed from Google Patents.
US2700530A
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High temperature elastic fluid apparatus
Assignee: Old Carco LLC
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Filing: 1948-08-27
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Granted: 1955-01-25
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Expires: 1968-08-27
Abstract
No abstract record available.
Inventors
- 👤 Samuel B Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:02
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/12; F01; F01D; F01D5/00; F01D5/12; F01D5/14; F01D5/18; F01D5/187
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |