US3206059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container lid
Assignee: Georgia-Pacific LLC
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Filing: 1962-09-13
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Granted: 1965-09-14
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Expires: 1982-09-13
Abstract
No abstract record available.
Inventors
- 👤 William A Fead
- 👤 Robert M Huff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:11
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/02; B65D43/0202; B65D43/0204; B65D43/0212; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092; B65D2543/00259; B65D2543/00296; B65D2543/00342; B65D2543/00398; B65D2543/00407; B65D2543/00416; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/00509; B65D2543/00537; B65D2543/00555; B65D2543/00592; B65D2543/00601; B65D2543/00611; B65D2543/00638; B65D2543/00675; B65D2543/00685; B65D2543/00712; B65D2543/00722; B65D2543/00731; B65D2543/00787; B65D2543/00796
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A LID FOR A PAPER CUP OR THE LIKE HAVING A BEAD SURROUNDING A TOP OPENING, SAID LID COMPRISING AN INTEGRAL SHEET STRUCTURE HAVING A PERIPHERAL FLANGE PORTION WHICH SNUGLY RECEIVES THE BEAD ON THE CUP AND FORMS A SEAL THEREWITH AND A SUBSTANTIALLY CENTRAL DOME PORTION WHICH IS SUBSTANTIALLY FRUSTO-CONICAL AND WHICH PROJECTS UPWARDLY WHEN THE LID IS POSITIONED UPON THE CUP AND HAS A TOP WALL WITH A VENT OPENING THEREWITH, SAID LID ALSO INCLUDING DOWNWARDLY-PROJECTING RIB PORTIONS COMPRISING AN ANNULAR RIB PORTION SURROUNDING SAID DOME PORTION AND A PLURALITY OF RADIAL RIB PORTION WHICH EXTEND BETWEEN SAID ANNULAR RIB PORTIONS AND SAID FLANGE PORTION AND WHICH ARE SPACED THEREFROM AT THEIR RESPECTIVE ENDS, WHEREBY SAID RADIAL RIB PORTIONS TEND TO DIRECT THE SURFACE OF THE LIQUID WITHIN THE CUP RADIALLY AND SAID RADIAL RIB PORTIONS COOPERATE WITH SAID ANNULAR RIB PORTIONS TO BREAK UP THE WAVE MOTION IN THE LIQUID AND PREVENT THE MOVING LIQUID FROM PROJECTING INTO SAID DOME PORTION AGAINST SAID VENT OPENING.
Claim 2
Dependent Claim
168 words
A LID FOR A PAPER CUP OR THE LIKE HAVING A BEAD SURROUNDING A TOP OPENING, SAID LID COMPRISING AN INTEGRAL SHEET STRUCTURE HAVING A PERIPHERAL FLANGE PORTION WHICH SNUGLY RECEIVES THE BEAD ON THE CUP AND FORMS A SEAL THEREWITH AND A SUBSTANTIALLY CENTRAL DOME PORTION WHICH IS SUBSTANTIALLY FRUSTO-CONICAL AND WHICH PROJECTS UPWARDLY WHEN THE LID IS POSITIONED UPON THE CUP AND HAS A TOP WALL WITH A VENT OPENING THEREWITH, SAID LID ALSO INCLUDING DOWNWARDLY-PROJECTING RIB PORTIONS COMPRISING AN ANNULAR RIB PORTION SURROUNDING SAID DOME PORTION AND A PLURALITY OF RADIAL RIB PORTION WHICH EXTEND BETWEEN SAID ANNULAR RIB PORTIONS AND SAID FLANGE PORTION AND WHICH ARE SPACED THEREFROM AT THEIR RESPECTIVE ENDS, WHEREBY SAID RADIAL RIB PORTIONS TEND TO DIRECT THE SURFACE OF THE LIQUID WITHIN THE CUP RADIALLY AND SAID RADIAL RIB PORTIONS COOPERATE WITH SAID ANNULAR RIB PORTIONS TO BREAK UP THE WAVE MOTION IN THE LIQUID AND PREVENT THE MOVING LIQUID FROM PROJECTING INTO SAID DOME PORTION AGAINST SAID VENT OPENING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |