US2618047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Length control apparatus
Assignee: Individual
•
Filing: 1948-04-09
•
Granted: 1952-11-18
•
Expires: 1968-04-09
Abstract
No abstract record available.
Inventors
- 👤 Leland R Mansell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:27
CPC Classifications
B; B23; B23D; B23D36/00; B23D36/0008; B23D36/0033; B23D36/0041; B23D45/00; B23D45/18; Y; Y10; Y10T; Y10T83/00; Y10T83/141; Y10T83/159; Y10T83/465; Y10T83/4766; Y10T83/4783
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1222547A
Cited
US1862354A
Cited
US1946926A
Cited
US2075095A
Cited
US2211362A
Cited
US2170255A
Cited
US2332013A
Cited
US2340870A
Cited
US2395562A
Cited
US2512204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |