Patent US3250474A successfully refreshed from Google Patents.
US3250474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-clog aerosol dispenser
Assignee: Individual
•
Filing: 1963-10-25
•
Granted: 1966-05-10
•
Expires: 1983-10-25
Abstract
No abstract record available.
Inventors
- 👤 Edward J Mckernan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:51
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/34; B65D83/345; B05; B05B; B05B1/00; B05B1/34; B05B1/3405; B05B15/00; B05B15/50; B05B15/52; B05B15/522; B05B15/5223; B05B15/5225; B65D83/16; B65D83/162
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA535987A
Cited
GB379375A
Cited
US2652857A
Cited
US2974880A
Cited
US3061203A
Cited
US3112074A
Cited
US3129893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |