US2920600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermittent exploding device
Assignee: Individual
•
Filing: 1956-10-11
•
Granted: 1960-01-12
•
Expires: 1976-10-11
Abstract
No abstract record available.
Inventors
- 👤 Hori Katsu Kenneth
- 👤 Hori Tow
- 👤 Hori Makoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:19
CPC Classifications
A; A01; A01M; A01M29/00; A01M29/16; A01M29/20; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7831
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2735484A
Cited
US1419968A
Cited
US2028933A
Cited
US2000367A
Cited
US2304358A
Cited
US2693232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |