US2944643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retaining device for removable panel
Assignee: L A D IND Inc
•
Filing: 1957-07-29
•
Granted: 1960-07-12
•
Expires: 1977-07-29
Abstract
No abstract record available.
Inventors
- 👤 David Eric
- 👤 Peter M Aiello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:18
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1299448A
Cited
US1033161A
Cited
US2126148A
Cited
US2638191A
Cited
US2612244A
Cited
GB718025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |