US3413945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for manufacturing points for ball-point pens
Assignee: REAL PATENTAUSWERTUNG ANSTALT
•
Filing: 1966-04-25
•
Granted: 1968-12-03
•
Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 Bertoglio Guido
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:20
CPC Classifications
B; B23; B23P; B23P15/00; B21; B21C; B21C1/00; B21C1/16; B21C1/22; B21C1/24; B21C1/26; B21C23/00; B21C23/01; B21C23/02; B21C23/03; B21C23/04; B21C23/14; B43; B43K; B43K1/00; B43K1/08; B43K1/084; B43K7/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1151222A
Cited
US2930483A
Cited
US3078566A
Cited
US2969030A
Cited
US3209453A
Cited
US3264853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |