Patent US3452130A successfully refreshed from Google Patents.
US3452130A
Expired / Lapsed
US
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Jet initiated drawing process
Assignee: EIDP Inc
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Filing: 1967-02-02
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Granted: 1969-06-24
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Expires: 1987-02-02
Abstract
No abstract record available.
Inventors
- 👤 Gilbert Pitzl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:48
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/222; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0481
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2360352A
Cited
US2584043A
Cited
US2622961A
Cited
US2664009A
Cited
GB758398A
Cited
US3048467A
Cited
US3053611A
Cited
US3055080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |