Patent US2353951A successfully refreshed from Google Patents.
US2353951A
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US
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Method of applying surface finish to pipe
Assignee: Automatic Sprinkler Corp
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Filing: 1942-03-30
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Granted: 1944-07-18
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Expires: 1962-03-30
Abstract
No abstract record available.
Inventors
- 👤 Clyde M Wood
- 👤 Charles L Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:50
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/45; C04B41/50; C04B41/5001; B; B05; B05C; B05C7/00; B05C7/02; B28; B28B; B28B19/00; B28B19/0023; C04B2111/00; C04B2111/00474; C04B2111/00482; C04B2111/00525; Y; Y10; Y10S; Y10S118/00; Y10S118/10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49705
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) | 1947-07-18 | 1948-01-17 | 1948-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-07-18 | 1952-01-17 | 1952-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-07-18 | 1956-01-17 | 1956-07-18 | $7700.00 | Window Closed / Lapsed |