US3733309B1
Expired / Lapsed
US
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US3733309B1 - - Google Patents
Assignee: —
•
Filing: 1970-11-30
•
Granted: 1985-09-03
•
Expires: 1990-11-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:31
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/02; B65D1/0223; B65D1/0261; B65D1/0276; B29; B29C; B29C49/00; B29C49/08; B29C49/10; B29C49/14; B29C49/22; B29C49/28; B29C49/30; B65D1/0207; B29C49/42; B29C49/48; B29C2049/4856; B29C2049/4858; B29C2949/00; B29C2949/07; B29C2949/0861; B29C2949/0862; B29C2949/0872; B29C2949/30; B29C2949/3032; B29C2949/3041; B29C33/00; B29C33/20; B29C33/26; Y; Y10; Y10S; Y10S264/00; Y10S264/33; Y10S264/50; Y10S264/64; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352; Y10T428/1379; Y10T428/1397
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) | 1988-09-02 | 1989-03-04 | 1989-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-09-02 | 1993-03-04 | 1993-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-09-02 | 1997-03-04 | 1997-09-03 | $7700.00 | Window Closed / Lapsed |