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US2701890A
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Assignee: AMERICAN MAT CORP
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Filing: 1950-11-22
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Granted: 1955-02-15
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Expires: 1970-11-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Dudley W Moor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:28
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/10; A; A47; A47L; A47L23/00; A47L23/22; A47L23/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US19347A
Cited
US242009A
Cited
US1019212A
Cited
US1492526A
Cited
US1925734A
Cited
US2194653A
Cited
US2240240A
Cited
US2254830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |