US2541573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming machine
Assignee: Danly Machine Specialties Inc
•
Filing: 1945-08-17
•
Granted: 1951-02-13
•
Expires: 1965-08-17
Abstract
No abstract record available.
Inventors
- 👤 Guy O Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:25
CPC Classifications
B; B30; B30B; B30B1/00; B30B1/26; B30B1/263; B06; B06B; B06B3/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344; Y10T74/21; Y10T74/211; Y10T74/2111; Y10T74/2112; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/8843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1631466A
Cited
US1047136A
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US1258761A
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US1684519A
Cited
US1605937A
Cited
US2008296A
Cited
GB448530A
Cited
US2313551A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |