US1212318A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fixture-loop.
Assignee: Plume & Atwood Manufacturing Co
•
Filing: 1916-05-17
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Granted: 1917-01-16
•
Expires: 1936-05-17
Abstract
No abstract record available.
Inventors
- 👤 George A Boomer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:49
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/02; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3984
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) | 1920-01-16 | 1920-07-17 | 1921-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-01-16 | 1924-07-17 | 1925-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-01-16 | 1928-07-17 | 1929-01-16 | $7700.00 | Window Closed / Lapsed |