Patent US3267563A successfully refreshed from Google Patents.
US2865238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for forming chiseled grooves in rods or the like
Assignee: Groov Pin Corp
•
Filing: 1955-10-17
•
Granted: 1958-12-23
•
Expires: 1975-10-17
Abstract
No abstract record available.
Inventors
- 👤 Retterath Valentin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:28
CPC Classifications
B; B23; B23D; B23D3/00; B23D3/02; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/502624; Y10T83/00; Y10T83/02; Y10T83/0304
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US22211A
Cited
US737833A
Cited
US1527364A
Cited
US1546914A
Cited
US1778005A
Cited
DE556564C
Cited
GB368287A
Cited
US2390649A
Cited
US2540117A
Cited
US2449365A
Cited
US2586166A
Cited
US2674751A
Cited
US2657403A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |