US3404596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waterproof fastening device
Assignee: Illinois Tool Works Inc
•
Filing: 1966-08-24
•
Granted: 1968-10-08
•
Expires: 1986-08-24
Abstract
No abstract record available.
Inventors
- 👤 Francis E Ryder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:34
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/06; F16B37/062; F16B37/065; F16B37/067; F16B13/00; F16B13/04; F16B13/06; F16B13/061; F16B13/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2887926A
Cited
US3014563A
Cited
US3105407A
Cited
FR1315418A
Cited
US3143916A
Cited
US3313083A
Cited
FR1406174A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |