Patent US1722697A successfully refreshed from Google Patents.
US1722697A
Expired / Lapsed
US
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Process for manufacturing rubber boots
Assignee: Hood Rubber Co
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Filing: 1927-08-23
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Granted: 1929-07-30
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Expires: 1947-08-23
Abstract
No abstract record available.
Inventors
- 👤 Alfred A Glidden
- 👤 Thomas M Knowland
- 👤 Herbert L Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:17
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/02; B29D35/04; B29K; B29K2021/00; Y; Y10; Y10S; Y10S425/00; Y10S425/019
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) | 1932-07-29 | 1933-01-28 | 1933-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-07-29 | 1937-01-28 | 1937-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-07-29 | 1941-01-28 | 1941-07-30 | $7700.00 | Window Closed / Lapsed |