US2878696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaming and de-burring tool
Assignee: MAXWELL IND Inc
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Filing: 1957-12-30
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Granted: 1959-03-24
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Expires: 1977-12-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Busch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:42
CPC Classifications
B; B23; B23D; B23D77/00; B23D77/02; B23B; B23B51/00; B23B51/10; B23B51/101; Y; Y10; Y10T; Y10T408/00; Y10T408/34; Y10T408/352; Y10T408/355; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8583; Y10T408/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |