Patent US2874383A successfully refreshed from Google Patents.
US2874383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for driving tempered steel into walls, ceilings or the like
Assignee: Bettermann Elektro Fa GmbH
•
Filing: 1955-04-05
•
Granted: 1959-02-24
•
Expires: 1975-04-05
Abstract
No abstract record available.
Inventors
- 👤 Wieneke Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:29
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US181126A
Cited
US431182A
Cited
US536427A
Cited
US544226A
Cited
US614782A
Cited
US854180A
Cited
US1582534A
Cited
US1634226A
Cited
US2229868A
Cited
US2543942A
Cited
US2587944A
Cited
US2538895A
Cited
US2657382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |