US2406830A
Expired / Lapsed
US
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Method of sealing together two pieces of waterproof fabric, and the seam formed thereby
Assignee: WARREN FEATHERBONE CO
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Filing: 1944-06-09
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Granted: 1946-09-03
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Expires: 1964-06-09
Abstract
No abstract record available.
Inventors
- 👤 Howard H Haman
- 👤 Charles E Whalen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:32
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/01; B29C66/03; B29C66/038; A; A41; A41D; A41D27/00; A41D27/24; B29C65/00; B29C65/48; B29C65/50; B29C65/5007; B29C65/5028; B29C65/5042; B29C65/56; B29C65/62; B29C65/72; B29C66/0384; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/135; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/70; B29C66/72; B29C66/723; B29C66/7234; B29C66/72343; B29C66/729; B29C66/7292; B29C66/73; B29C66/731; B29C66/7318; B29C66/73185; B29C66/73187; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81415; B29C66/81419; B29C66/81425; B29C66/81427; B29C66/81431; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; D; D06; D06M; D06M23/00; D06M23/16; D06M23/18; B29C65/02; B29C65/18; B29C65/4805; B29C65/483; B29C65/4835; B29C65/5092; B29C66/71; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1031; Y10T428/00; Y10T428/19; Y10T428/24; Y10T428/24033; Y10T428/24041; Y10T428/2405; Y10T428/2419; Y10T428/24479
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) | 1949-09-02 | 1950-03-04 | 1950-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-02 | 1954-03-04 | 1954-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-02 | 1958-03-04 | 1958-09-03 | $7700.00 | Window Closed / Lapsed |