US3051982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal right and left hand hold open arm
Assignee: Schlage Lock Co LLC
•
Filing: 1959-11-04
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Granted: 1962-09-04
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Expires: 1979-11-04
Abstract
No abstract record available.
Inventors
- 👤 David W Lasier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:10
CPC Classifications
E; E05; E05F; E05F3/00; E05F3/04; Y; Y10; Y10T; Y10T292/00; Y10T292/28; Y10T292/301
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) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |