Patent US2868993A successfully refreshed from Google Patents.
US2868993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for reproducing a pattern outline
Assignee: Milacron Inc
•
Filing: 1953-08-07
•
Granted: 1959-01-13
•
Expires: 1973-08-07
Abstract
No abstract record available.
Inventors
- 👤 Robert L Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:55
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/12; B23Q35/127; B23Q35/128; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1943109A
Cited
US2331337A
Cited
US2457456A
Cited
US2489305A
Cited
US2499178A
Cited
US2522872A
Cited
US2691743A
Cited
US2645971A
Cited
US2548590A
Cited
US2701850A
Cited
US2671129A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |