Patent US2162820A successfully refreshed from Google Patents.
US2162820A
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Finding for a pin stem joint or catch and method of making the same
Assignee: BA Ballou and Co Inc
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Filing: 1935-11-27
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Granted: 1939-06-20
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Expires: 1955-11-27
Abstract
No abstract record available.
Inventors
- 👤 Morehouse Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:50
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; Y; Y10; Y10T; Y10T24/00; Y10T24/46; Y10T24/4604; Y10T24/4634; Y10T24/4636; Y10T24/4657; Y10T29/00; Y10T29/49; Y10T29/49588; Y10T29/49595; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/1225; Y10T428/12389
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-06-19 | 1942-12-19 | 1943-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-06-19 | 1946-12-19 | 1947-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-06-19 | 1950-12-19 | 1951-06-20 | $7700.00 | Window Closed / Lapsed |