Patent US2707121A successfully refreshed from Google Patents.
US2707121A
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US
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Screen door latch
Assignee: Yale and Towne Manufacturing Co
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Filing: 1952-03-14
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Granted: 1955-04-26
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Expires: 1972-03-14
Abstract
No abstract record available.
Inventors
- 👤 Albert F Behnke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:10
CPC Classifications
E; E05; E05C; E05C3/00; E05C3/12; E05C3/16; E05C3/165; E05C3/124; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1051; Y10T292/1052; Y10T292/1061; Y10T292/1075; Y10T292/1083; Y10T292/1089; Y10T292/96
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-25 | 1958-10-25 | 1959-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-25 | 1962-10-25 | 1963-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-25 | 1966-10-25 | 1967-04-26 | $7700.00 | Window Closed / Lapsed |