US3468535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scoring device
Assignee: Individual
•
Filing: 1966-08-02
•
Granted: 1969-09-23
•
Expires: 1986-08-02
Abstract
No abstract record available.
Inventors
- 👤 Hermann Valentin Obst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:47
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/22; A63F7/30; A63F7/305; A63B; A63B63/00; A63B67/00; A63D; A63D3/00; A63F9/00; A63F9/02; A63H; A63H33/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US331297A
Cited
US2732210A
Cited
US1220420A
Cited
US2165059A
Cited
US2601552A
Cited
US2830819A
Cited
US3083966A
Cited
US3193818A
Cited
US3338579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |