US2921376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Layout fixture
Assignee: Machine Products Corp
•
Filing: 1957-01-04
•
Granted: 1960-01-19
•
Expires: 1977-01-04
Abstract
No abstract record available.
Inventors
- 👤 Clarence H Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:09
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/30; B23Q1/28; B23Q1/44; B23Q1/50; B23Q1/54; B23Q1/5406; B23Q1/5437; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30868; Y10T409/308792
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB676020A
Cited
US408259A
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US1454080A
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US1881954A
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US2042937A
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US2269946A
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US2329756A
Cited
US2355812A
Cited
US2422909A
Cited
US2535490A
Cited
US2593837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |