US3421698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for spraying liquids by means of propellant
Assignee: Individual
•
Filing: 1965-10-08
•
Granted: 1969-01-14
•
Expires: 1985-10-08
Abstract
No abstract record available.
Inventors
- 👤 Walter Baltzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:12
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/42; B65D83/60; B65D83/62; B65D83/68; B65D83/682
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1981704A
Cited
CH247934A
Cited
FR1046624A
Cited
US2754097A
Cited
US2953304A
Cited
US3097766A
Cited
GB930519A
Cited
US3067953A
Cited
CH399350A
Cited
US3245582A
Cited
US3236457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |