US2340470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door fastener
Assignee: W H MINER Inc
•
Filing: 1940-12-05
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Granted: 1944-02-01
•
Expires: 1960-12-05
Abstract
No abstract record available.
Inventors
- 👤 Stacy B Haseltine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:45
CPC Classifications
E; E05; E05C; E05C3/00; E05C3/02; E05C3/04; E05C3/047; Y; Y10; Y10S; Y10S292/00; Y10S292/24; Y10T; Y10T292/00; Y10T292/08; Y10T292/1039; Y10T292/1041; Y10T292/68; Y10T292/696; Y10T292/699; Y10T292/702
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) | 1947-01-31 | 1947-08-02 | 1948-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-01-31 | 1951-08-02 | 1952-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-01-31 | 1955-08-02 | 1956-02-01 | $7700.00 | Window Closed / Lapsed |