US3467382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1967-12-20
•
Granted: 1969-09-16
•
Expires: 1987-12-20
Abstract
No abstract record available.
Inventors
- 👤 Louis Hall Leadley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:11
CPC Classifications
A; A63; A63F; A63F1/00; A63F1/06; A63F1/18; A63F1/065; A63F2250/00; A63F2250/50; A63F2250/505
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE374474C
Cited
US1209542A
Cited
GB169637A
Cited
US1550011A
Cited
US1734650A
Cited
US2001067A
Cited
US3258268A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |