Patent US3026874A successfully refreshed from Google Patents.
US3026874A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1959-11-06
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Granted: 1962-03-27
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Expires: 1979-11-06
Abstract
No abstract record available.
Inventors
- 👤 Robert C Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:56
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/05; A61M; A61M1/00; A61M1/90; A61M1/96; A61M1/964; A61M1/98; A61M1/984; A61F2013/00089; A61F2013/00102; A61F2013/00165; A61F2013/0017; A61F2013/00182; A61F2013/00361; A61F2013/00365; A61F2013/00412; A61F2013/00536; A61F2013/00846; A61F13/15; A61F13/56; A61F2013/5666; A61F2013/5672; A61M1/91; A61M1/916; A61M1/92
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) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |