Patent US3054152A successfully refreshed from Google Patents.
US3054152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window unit
Assignee: Individual
•
Filing: 1958-07-23
•
Granted: 1962-09-18
•
Expires: 1978-07-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Earl M Trammell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:30
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4446
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2430772A
Cited
US2767441A
Cited
US2720682A
Cited
US2778069A
Cited
US2772449A
Cited
US2821753A
Cited
US2796630A
Cited
US2846000A
Cited
US2818919A
Cited
US2903736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |