US2583719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grommet
Assignee: Weatherhead Co
•
Filing: 1946-05-10
•
Granted: 1952-01-29
•
Expires: 1966-05-10
Abstract
No abstract record available.
Inventors
- 👤 Harold A White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:18
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/47; B29C66/474; B29C65/00; F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; Y; Y10; Y10T; Y10T24/00; Y10T24/37; Y10T24/3742; Y10T24/3745
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US624150A
Cited
US1415542A
Cited
US1816803A
Cited
US1651252A
Cited
US1896028A
Cited
US2157366A
Cited
FR842808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |