Patent US2630798A successfully refreshed from Google Patents.
US2630798A
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US
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Respiratory quotient and metabolism meter
Assignee: —
•
Filing: —
•
Granted: 1953-03-10
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Expires: 1970-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:56
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/08; A61B5/083; A61B5/0836; A61B5/0833; A61B5/087; A61B5/091; A61B5/097; A61M; A61M16/00; A61M16/0045; A61M16/06; A61M2230/00; A61M2230/40; A61M2230/43; A61M2230/432
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |