US2559759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grommet
Assignee: Illinois Tool Works Inc
•
Filing: 1945-10-22
•
Granted: 1951-07-10
•
Expires: 1965-10-22
Abstract
No abstract record available.
Inventors
- 👤 Swart Jan De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:21
CPC Classifications
F; F16; F16B; F16B9/00; F16B9/05; F16B9/056; H; H01; H01R; H01R9/00; H01R9/16; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/2045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US89708A
Cited
GB206275A
Cited
US1987035A
Cited
US2115495A
Cited
US2099678A
Cited
US2255971A
Cited
US2365785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-09 | 1955-01-08 | 1955-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-09 | 1959-01-08 | 1959-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-09 | 1963-01-08 | 1963-07-10 | $7700.00 | Window Closed / Lapsed |