Patent US2832248A successfully refreshed from Google Patents.
US2832248A
Expired / Lapsed
US
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Tool holder assembly
Assignee: Model Engineering & Manufacturing Inc
•
Filing: 1952-08-09
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Granted: 1958-04-29
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Expires: 1972-08-09
Abstract
No abstract record available.
Inventors
- 👤 Steele Horace Mckay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:57
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/24; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2202; Y10T407/2206; Y10T407/2222; Y10T407/2238; Y10T407/224; Y10T407/2242; Y10T82/00; Y10T82/25; Y10T82/2585
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |