US2230442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antifriction slide
Assignee: Bryant Grinder Corp
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Filing: 1938-07-20
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Granted: 1941-02-04
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Expires: 1958-07-20
Abstract
No abstract record available.
Inventors
- 👤 Merton H Arms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:56
CPC Classifications
F; F16; F16C; F16C29/00; F16C29/04; F16C29/06; F16C29/0614; F16C29/0616; F16C29/0619; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/40; F16C29/008; F16C29/0621; F16C29/0626; F16C29/0628; F16C2322/00; F16C2322/39
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) | 1944-02-04 | 1944-08-05 | 1945-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-02-04 | 1948-08-05 | 1949-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-02-04 | 1952-08-05 | 1953-02-04 | $7700.00 | Window Closed / Lapsed |