US3400435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: URBAN AKESSON RYDIN
•
Filing: 1967-05-16
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Granted: 1968-09-10
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Expires: 1987-05-16
Abstract
No abstract record available.
Inventors
- 👤 Akesson-Rydin Urban
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:59
CPC Classifications
A; A41; A41F; A41F11/00; A41F11/02; A41F11/04; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44077; Y10T24/44085; Y10T24/44128; Y10T24/44145; Y10T24/44154; Y10T24/44162
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) | 1971-09-10 | 1972-03-11 | 1972-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-10 | 1976-03-11 | 1976-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-10 | 1980-03-11 | 1980-09-10 | $7700.00 | Window Closed / Lapsed |