US3400667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Louis Marx and Co Inc
•
Filing: 1965-07-13
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Granted: 1968-09-10
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Expires: 1985-07-13
Abstract
No abstract record available.
Inventors
- 👤 Noel L Case
- 👤 Bernard J Tuschak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:25
CPC Classifications
A; A63; A63H; A63H18/00; A63H18/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1704736A
Cited
US1897749A
Cited
US2096930A
Cited
US2631853A
Cited
US3056022A
Cited
US3201754A
Cited
US3219816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |