US3469770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable system for assembling two elements
Assignee: Individual
•
Filing: 1967-12-27
•
Granted: 1969-09-30
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Expires: 1987-12-27
Abstract
No abstract record available.
Inventors
- 👤 Jean Zeller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:21
CPC Classifications
A; A45; A45C; A45C13/00; A45C13/04; A45C13/06; A45C13/10; A45C13/1038; A45C13/1053; F; F16; F16B; F16B45/00; F16B45/02; F16B45/036; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471
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) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |