US3389735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retainer assembly
Assignee: Individual
•
Filing: 1967-07-17
•
Granted: 1968-06-25
•
Expires: 1987-07-17
Abstract
No abstract record available.
Inventors
- 👤 Katz Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:16
CPC Classifications
B; B25; B25B; B25B15/00; B25B15/001; B25B15/004; B25B15/007; F; F16; F16B; F16B39/00; F16B39/02; F16B5/00; F16B5/02; F16B5/0208; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/971; Y10S411/974; Y10S411/984; Y10S411/999
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR430628A
Cited
US1084566A
Cited
US1199684A
Cited
FR673794A
Cited
US2394666A
Cited
US2608114A
Cited
GB871151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |