US1284894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal boring-machine.
Assignee: Individual
•
Filing: 1917-09-22
•
Granted: 1918-11-12
•
Expires: 1937-09-22
Abstract
No abstract record available.
Inventors
- 👤 Raymond H Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:00
CPC Classifications
B; B23; B23B; B23B39/00; B23B39/16; B23B39/161; B23B39/162; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T408/00; Y10T408/36; Y10T408/38; Y10T408/3844; Y10T408/47; Y10T408/482; Y10T408/55; Y10T408/561; Y10T408/5617; Y10T408/65; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/306776
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) | 1921-11-11 | 1922-05-13 | 1922-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-11-11 | 1926-05-13 | 1926-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-11-11 | 1930-05-13 | 1930-11-12 | $7700.00 | Window Closed / Lapsed |