Patent US3018824A successfully refreshed from Google Patents.
US3018824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window shade fastening means
Assignee: BRENEMAN HARTSHORN Inc
•
Filing: 1957-04-01
•
Granted: 1962-01-30
•
Expires: 1977-04-01
Abstract
No abstract record available.
Inventors
- 👤 James A Anderson
- 👤 Jr Sterling S Bushnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:27
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/40; E06B9/42; E06B9/44; E06B9/46; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49876; Y10T29/53; Y10T29/53613
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US378090A
Cited
US783759A
Cited
US1013531A
Cited
US1077154A
Cited
US1202287A
Cited
US1302280A
Cited
US1352372A
Cited
US1499821A
Cited
US2305375A
Cited
US2334240A
Cited
US2362185A
Cited
US2716804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |