US3408432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for coating, molding and hardening work pieces
Assignee: GUENTER W TUMM
•
Filing: 1965-08-20
•
Granted: 1968-10-29
•
Expires: 1985-08-20
Abstract
No abstract record available.
Inventors
- 👤 Guenter W Tumm
- 👤 Joel B Guin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:52
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/14; B; B22; B22F; B22F3/00; B22F3/02; B22F3/08; B22F3/087; C; C04; C04B; C04B33/00; C04B33/32; C21; C21D; C21D7/00; C21D7/02; C21D7/04; F16C2220/00; F16C2220/20; F16C2220/40; F16C2220/46; F16C2220/80; F16C2220/82; F16C2223/00; F16C2223/30; Y; Y10; Y10S; Y10S425/00; Y10S425/026
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |