Patent US3533327A successfully refreshed from Google Patents.
US3533327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chip removal system
Assignee: IND SPECIALTIES Inc
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Filing: 1968-08-29
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Granted: 1970-10-13
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Expires: 1988-08-29
Abstract
No abstract record available.
Inventors
- 👤 Gilbert W Hagerty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:00
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/0042; B23Q11/0046; Y; Y02; Y02P; Y02P70/00; Y02P70/10; Y10; Y10T; Y10T408/00; Y10T408/44; Y10T408/50; Y10T409/00; Y10T409/30; Y10T409/304088
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) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |