Patent CA778279A successfully refreshed from Google Patents.
US2255189A
Expired / Lapsed
US
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Spraying apparatus for cement, paints, and other liquids and substances
Assignee: Individual
•
Filing: 1937-07-22
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Granted: 1941-09-09
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Expires: 1957-07-22
Abstract
No abstract record available.
Inventors
- 👤 Robinson Victor Snow
- 👤 Robinson Eric Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:56
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/02; E04F21/06; E04F21/08; E04F21/12; B; B05; B05B; B05B7/00; B05B7/02; B05B7/12; B05B7/14; B05B7/1481; B05B7/149; B05B7/1495; B05B7/24; B05B7/26; B05B7/28; B05B7/32
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) | 1944-09-08 | 1945-03-10 | 1945-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-09-08 | 1949-03-10 | 1949-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-09-08 | 1953-03-10 | 1953-09-09 | $7700.00 | Window Closed / Lapsed |