US3447281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for filling containers
Assignee: Individual
•
Filing: 1966-05-19
•
Granted: 1969-06-03
•
Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 Charles G Buford
- 👤 Wesley E Buford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:13
CPC Classifications
B; B65; B65B; B65B3/00; B65B3/26; B65B3/30; B65B3/32; B65B43/00; B65B43/42; B65B43/54; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7796
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US384766A
Cited
US2017766A
Cited
US2352761A
Cited
GB807338A
Cited
US2944573A
Cited
US3152607A
Cited
US3251376A
Cited
US3299606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-02 | 1972-12-02 | 1973-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-02 | 1976-12-02 | 1977-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-02 | 1980-12-02 | 1981-06-03 | $7700.00 | Window Closed / Lapsed |