US2638103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hairpin
Assignee: Individual
•
Filing: 1950-01-05
•
Granted: 1953-05-12
•
Expires: 1970-01-05
Abstract
No abstract record available.
Inventors
- 👤 Fuscaldo Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:48
CPC Classifications
A; A45; A45D; A45D8/00; A45D8/14; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44872
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US766870A
Cited
FR646875A
Cited
US1834153A
Cited
US2166460A
Cited
US2245515A
Cited
US2426258A
Cited
US2517971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |