US2510867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making anchors
Assignee: Individual
•
Filing: 1948-05-25
•
Granted: 1950-06-06
•
Expires: 1968-05-25
Abstract
No abstract record available.
Inventors
- 👤 Richard S Danforth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:34
CPC Classifications
B; B63; B63B; B63B21/00; B63B21/24; B63B21/38; B63B21/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49792
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US268010A
Cited
US283136A
Cited
US1263448A
Cited
US1434713A
Cited
US1498176A
Cited
US1754466A
Cited
US2106602A
Cited
US2193298A
Cited
US2200695A
Cited
US2368942A
Cited
US2249546A
Cited
US2402202A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |