Patent US2903773A successfully refreshed from Google Patents.
US2903773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety pin clasp
Assignee: Individual
•
Filing: 1956-11-30
•
Granted: 1959-09-15
•
Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 Arno E Piplack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:08
CPC Classifications
A; A44; A44B; A44B9/00; A44B9/12; A44B9/18; Y; Y10; Y10T; Y10T24/00; Y10T24/46; Y10T24/4604; Y10T24/4664; Y10T24/4668; Y10T24/4671; Y10T24/4675
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US897136A
Cited
US1003216A
Cited
US1274453A
Cited
US1420952A
Cited
US1581966A
Cited
US1679229A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |