US1463362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating machine
Assignee: Vacuum Oil Co
•
Filing: 1921-05-28
•
Granted: 1923-07-31
•
Expires: 1941-05-28
Abstract
No abstract record available.
Inventors
- 👤 Charles L Hooper
- 👤 Robert F Sutherland
- 👤 Albert W Parkhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:39
CPC Classifications
B; B05; B05C; B05C1/00; B05C1/02; B05C1/022; Y; Y10; Y10S; Y10S118/00; Y10S118/03
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) | 1926-07-30 | 1927-01-29 | 1927-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-07-30 | 1931-01-29 | 1931-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-07-30 | 1935-01-29 | 1935-07-31 | $7700.00 | Window Closed / Lapsed |