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US3362722A
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Assignee: RICHARD F CORE
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Filing: 1966-02-03
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Granted: 1968-01-09
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Expires: 1986-02-03
Abstract
No abstract record available.
Inventors
- 👤 Richard F Core
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:44
CPC Classifications
A; A63; A63C; A63C17/00; A63C17/01; A63C17/011; A63C17/013; A63C17/014; A63C17/016; A63C17/26; A63C17/265; A63C2203/00; A63C2203/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US571665A
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US646869A
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US1461766A
Cited
CH101425A
Cited
CH102779A
Cited
US1592043A
Cited
US2464868A
Cited
US2618490A
Cited
US3054467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-08 | 1971-07-10 | 1972-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-08 | 1975-07-10 | 1976-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-08 | 1979-07-10 | 1980-01-09 | $7700.00 | Window Closed / Lapsed |