US2470985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gearing for driving a plurality of spindles
Assignee: Individual
•
Filing: 1946-03-01
•
Granted: 1949-05-24
•
Expires: 1966-03-01
Abstract
No abstract record available.
Inventors
- 👤 Illsche Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:26
CPC Classifications
B; B21; B21D; B21D22/00; B21D22/20; B21D22/26; Y; Y10; Y10T; Y10T408/00; Y10T408/36; Y10T408/375; Y10T408/378; Y10T408/3788; Y10T408/60; Y10T408/65; Y10T74/00; Y10T74/18; Y10T74/1804; Y10T74/18568; Y10T74/18792; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19088
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US121435A
Cited
US403199A
Cited
US1696453A
Cited
US1352840A
Cited
US2019493A
Cited
US2110314A
Cited
US2353349A
Cited
US2340472A
Cited
US2349240A
Cited
US2353253A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-23 | 1952-11-22 | 1953-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-23 | 1956-11-22 | 1957-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-23 | 1960-11-22 | 1961-05-24 | $7700.00 | Window Closed / Lapsed |