Patent US2398985A successfully refreshed from Google Patents.
US2398985A
Expired / Lapsed
US
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Caulking gun
Assignee: Individual
•
Filing: 1944-09-19
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Granted: 1946-04-23
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Expires: 1964-09-19
Abstract
No abstract record available.
Inventors
- 👤 Floyd D Welch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:08
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/01; B05C17/0116; B05C17/0133; B05C17/00503; B05C17/00516; B05C17/00589; B05C17/015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-04-22 | 1949-10-22 | 1950-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-04-22 | 1953-10-22 | 1954-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-04-22 | 1957-10-22 | 1958-04-23 | $7700.00 | Window Closed / Lapsed |