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US3032031A
Expired / Lapsed
US
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Orificial instrument construction
Assignee: Individual
•
Filing: 1958-06-12
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Granted: 1962-05-01
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Expires: 1978-06-12
Abstract
No abstract record available.
Inventors
- 👤 Moore William Clay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:21
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/31; A61B1/12; A61B1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US636213A
Cited
US899175A
Cited
US951285A
Cited
DE606098C
Cited
US2129390A
Cited
US2479237A
Cited
US2793639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |