US3422565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube,plug and resilient link construction device
Assignee: LUCIUS H KENTFIELD
•
Filing: 1965-01-04
•
Granted: 1969-01-21
•
Expires: 1985-01-04
Abstract
No abstract record available.
Inventors
- 👤 Lucius H Kentfield
- 👤 Jack Dreyfuss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:18
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/04; A63H33/10; A63H33/103; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341; Y10T403/342; Y10T403/45; Y10T403/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |