US1469121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling-machine head
Assignee: Individual
•
Filing: 1922-12-16
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Granted: 1923-09-25
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Expires: 1942-12-16
Abstract
No abstract record available.
Inventors
- 👤 Henry A Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:19
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03432; B23B29/03457; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; B23Q1/5406; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/102; B23Q35/42; B23Q35/44; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2173; Y10T74/2179; Y10T82/00; Y10T82/12; Y10T82/125; Y10T82/128
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) | 1926-09-24 | 1927-03-26 | 1927-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-09-24 | 1931-03-26 | 1931-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-09-24 | 1935-03-26 | 1935-09-25 | $7700.00 | Window Closed / Lapsed |