US3526403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: DALTON C CLARK
•
Filing: 1967-08-10
•
Granted: 1970-09-01
•
Expires: 1987-08-10
Abstract
No abstract record available.
Inventors
- 👤 Dalton C Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:48
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/00003; A63F3/00028; A63F3/00041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2553338A
Cited
US2673035A
Cited
US1522402A
Cited
US1584141A
Cited
US1577932A
Cited
US2044506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |