US2627221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Puffing gun
Assignee: Guardite Corp
•
Filing: 1949-11-05
•
Granted: 1953-02-03
•
Expires: 1969-11-05
Abstract
No abstract record available.
Inventors
- 👤 Frank B Doyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:31
CPC Classifications
A; A24; A24B; A24B3/00; A24B3/18; A24B3/182; A23; A23P; A23P30/00; A23P30/30; A23P30/32; A23P30/36
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US222593A
Cited
US620663A
Cited
US701101A
Cited
US1179333A
Cited
US1496418A
Cited
US1522381A
Cited
US1824221A
Cited
US2036681A
Cited
US2539990A
Cited
US2539991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-03 | 1956-08-04 | 1957-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-03 | 1960-08-04 | 1961-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-03 | 1964-08-04 | 1965-02-03 | $7700.00 | Window Closed / Lapsed |