US2711098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mastic-applying and surfacing-finishing tools
Assignee: Individual
•
Filing: 1952-04-21
•
Granted: 1955-06-21
•
Expires: 1972-04-21
Abstract
No abstract record available.
Inventors
- 👤 Robert G Ames
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:08
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/165; E04F21/1652
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US216907A
Cited
US303501A
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US1142022A
Cited
US1277026A
Cited
US1353014A
Cited
US2301498A
Cited
US2436783A
Cited
US2571096A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-20 | 1958-12-20 | 1959-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-20 | 1962-12-20 | 1963-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-20 | 1966-12-20 | 1967-06-21 | $7700.00 | Window Closed / Lapsed |