US2219770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulb supporting and sealing device
Assignee: Motors Liquidation Co
•
Filing: 1939-02-13
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Granted: 1940-10-29
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Expires: 1959-02-13
Abstract
No abstract record available.
Inventors
- 👤 Robert N Falge
- 👤 Howard C Mead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:56
CPC Classifications
F; F21; F21V; F21V19/00; F21V19/006; F21S; F21S41/00; F21S41/10; F21S41/19
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) | 1943-10-29 | 1944-04-29 | 1944-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-29 | 1948-04-29 | 1948-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-29 | 1952-04-29 | 1952-10-29 | $7700.00 | Window Closed / Lapsed |