US2336792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber product
Assignee: EIDP Inc
•
Filing: 1941-03-14
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Granted: 1943-12-14
•
Expires: 1961-03-14
Abstract
No abstract record available.
Inventors
- 👤 Carl M Langkammerer
- 👤 William S Gocher
- 👤 Alfred J Jennings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:41
CPC Classifications
C; C09; C09D; C09D133/00; C09D133/04; C09D133/06; C09D133/08; C08; C08L; C08L33/00; C08L33/04; C08L33/06; C08L33/08; D; D06; D06N; D06N3/00; D06N3/18; D06N3/183; D06N3/186; C08L61/00; C08L61/04; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31826; Y10T428/31833; Y10T442/00; Y10T442/20; Y10T442/2213; Y10T442/273
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) | 1946-12-13 | 1947-06-14 | 1947-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-12-13 | 1951-06-14 | 1951-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-12-13 | 1955-06-14 | 1955-12-14 | $7700.00 | Window Closed / Lapsed |