Patent US2464865A successfully refreshed from Google Patents.
US2464865A
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Assignee: Individual
•
Filing: 1944-09-21
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Granted: 1949-03-22
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Expires: 1964-09-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas Hollis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:47
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1655; B23B27/1603; B23B27/1611; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2222; Y10T407/2238; Y10T407/224; Y10T407/2242; Y10T407/225; Y10T407/2252; Y10T407/2256; Y10T407/2272; Y10T407/2282; Y10T407/2286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190603668A
Cited
US1346056A
Cited
US1793564A
Cited
GB465537A
Cited
US2140940A
Cited
US2203104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |