US3438486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pick array
Assignee: Individual
•
Filing: 1966-08-17
•
Granted: 1969-04-15
•
Expires: 1986-08-17
Abstract
No abstract record available.
Inventors
- 👤 David Pinkas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:37
CPC Classifications
B; B65; B65D; B65D83/00; A; A61; A61C; A61C15/00; A61C15/02; Y; Y10; Y10S; Y10S206/00; Y10S206/82
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US281731A
Cited
GB190611359A
Cited
US2111265A
Cited
US2364085A
Cited
US2738794A
Cited
US2762501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |