US2678453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting structure for portable power tools
Assignee: Individual
•
Filing: 1949-03-25
•
Granted: 1954-05-18
•
Expires: 1969-03-25
Abstract
No abstract record available.
Inventors
- 👤 George E Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:23
CPC Classifications
B; B23; B23G; B23G1/00; B23G1/22; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/563; Y10T408/5633; Y10T408/56343
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US418637A
Cited
US1194813A
Cited
US920797A
Cited
US1329651A
Cited
US1420847A
Cited
US1858850A
Cited
US1966124A
Cited
US2191191A
Cited
US2205148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |