US2904140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for use in securing panels to wall and ceiling structure in rooms
Assignee: Individual
•
Filing: 1955-07-11
•
Granted: 1959-09-15
•
Expires: 1975-07-11
Abstract
No abstract record available.
Inventors
- 👤 Dennis E Cleary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:50
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/06; E04B9/22; E04B9/24; E04B9/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1184309A
Cited
US1187600A
Cited
US1253216A
Cited
US2419420A
Cited
US2667243A
Cited
US2500940A
Cited
US2573345A
Cited
US2681127A
Cited
US2630890A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |