US2481310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for indicating cross sectional area of a bore of a capillarytube
Assignee: Taylor Instrument Co
•
Filing: 1947-11-14
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Granted: 1949-09-06
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Expires: 1967-11-14
Abstract
No abstract record available.
Inventors
- 👤 Franklin B Hutchinson
- 👤 Carlton W Miller
- 👤 Robert D Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:01
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/08; G01B11/12
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) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |