US3424314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: WAYMAN H CORNELSEN
•
Filing: 1967-01-11
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Granted: 1969-01-28
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Expires: 1987-01-11
Abstract
No abstract record available.
Inventors
- 👤 Wayman H Cornelsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:31
CPC Classifications
B; B60; B60R; B60R7/00; B60R7/08; B60R7/10; A; A47; A47G; A47G25/00; A47G25/02; A47G25/06; A47G25/0692
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1194772A
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US1104180A
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US1364638A
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US2223282A
Cited
US2825469A
Cited
US2969881A
Cited
US2947421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |