Patent US2591479A successfully refreshed from Google Patents.
Patent US3396624A successfully refreshed from Google Patents.
US3396624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for attaching objects to a base or foundation of low mechanical strength
Assignee: Individual
•
Filing: 1966-12-27
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Granted: 1968-08-13
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Expires: 1986-12-27
Abstract
No abstract record available.
Inventors
- 👤 Henning E Eriksson
- 👤 Folke A Eriksson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:25
CPC Classifications
F; F16; F16B; F16B15/00; F16B13/00; F16B13/04; F16B13/08; F16B13/085; F16B15/04; Y; Y10; Y10S; Y10S411/00; Y10S411/922
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1323728A
Cited
US1548456A
Cited
FR663604A
Cited
DE571452C
Cited
US2631584A
Cited
US3177753A
Cited
US3269251A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |