US2498066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bobby pin
Assignee: Individual
•
Filing: 1947-08-19
•
Granted: 1950-02-21
•
Expires: 1967-08-19
Abstract
No abstract record available.
Inventors
- 👤 Edward L Challinor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:35
CPC Classifications
A; A45; A45D; A45D8/00; A45D8/14; Y; Y10; Y10T; Y10T24/00; Y10T24/19; Y10T24/1997; Y10T24/20; Y10T24/202; Y10T24/203; Y10T24/205; Y10T24/44; Y10T24/44641; Y10T24/44769
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1953-02-20 | 1953-08-22 | 1954-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-20 | 1957-08-22 | 1958-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-20 | 1961-08-22 | 1962-02-21 | $7700.00 | Window Closed / Lapsed |