Patent US2887906A successfully refreshed from Google Patents.
US2887906A
Expired / Lapsed
US
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Horizontal boring mill
Assignee: Bullard Co
•
Filing: 1954-09-24
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Granted: 1959-05-26
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Expires: 1974-09-24
Abstract
No abstract record available.
Inventors
- 👤 Claude M Grinage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:17
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/06; B; B23; B23B; B23B39/00; B23B39/02; B23Q; B23Q1/00; B23Q1/0009; Y; Y10; Y10T; Y10T408/00; Y10T408/10; Y10T408/55; Y10T408/561; Y10T408/5612; Y10T408/5617; Y10T408/65; Y10T408/675; Y10T408/6757; Y10T408/6771; Y10T408/6774; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/306776; Y10T74/00; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1284894A
Cited
US1302395A
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US2251015A
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US2310878A
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US2426621A
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US2428309A
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US2677284A
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US2610520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |