US1647499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe-brushing machine
Assignee: Standard Oil Company of California
•
Filing: 1926-09-21
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Granted: 1927-11-01
•
Expires: 1946-09-21
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Bly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:06
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/02; B08B9/023; Y; Y10; Y10S; Y10S414/00; Y10S414/123; Y10T; Y10T29/00; Y10T29/45; Y10T29/4506; Y10T29/4567
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) | 1930-10-31 | 1931-05-02 | 1931-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-10-31 | 1935-05-02 | 1935-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-10-31 | 1939-05-02 | 1939-11-01 | $7700.00 | Window Closed / Lapsed |